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Finding the Fourth Proportional to 169,574,621.75, 254,301,737.27 and 49,753,642.62

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Solution

The fourth proportional to 169,574,621.75, 254,301,737.27 and 49,753,642.62 is: 74,612,802.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,574,621.75 : 254,301,737.27 = 49,753,642.62 : x
  2. Step 2: Convert to fraction form
    169,574,621.75/254,301,737.27 = 49,753,642.62/x
  3. Step 3: Cross multiply
    169,574,621.75x = 254,301,737.27 × 49,753,642.62
  4. Step 4: Simplify right side
    169,574,621.75x = 12,652,437,754,435,592
  5. Step 5: Solve for x
    x = 12,652,437,754,435,592/169,574,621.75
  6. Step 6: Final answer
    x = 74,612,802.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.