Home / 169,557.90-254,366.01-69,772.38

Finding the Fourth Proportional to 169,557.90, 254,366.01 and 69,772.38

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Solution

The fourth proportional to 169,557.90, 254,366.01 and 69,772.38 is: 104,670.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,557.90 : 254,366.01 = 69,772.38 : x
  2. Step 2: Convert to fraction form
    169,557.90/254,366.01 = 69,772.38/x
  3. Step 3: Cross multiply
    169,557.90x = 254,366.01 × 69,772.38
  4. Step 4: Simplify right side
    169,557.90x = 17,747,721,908.80
  5. Step 5: Solve for x
    x = 17,747,721,908.80/169,557.90
  6. Step 6: Final answer
    x = 104,670.57

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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.