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Finding the Fourth Proportional to 169,409.47, 254,032.46 and 98,349.99

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Solution

The fourth proportional to 169,409.47, 254,032.46 and 98,349.99 is: 147,477.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,409.47 : 254,032.46 = 98,349.99 : x
  2. Step 2: Convert to fraction form
    169,409.47/254,032.46 = 98,349.99/x
  3. Step 3: Cross multiply
    169,409.47x = 254,032.46 × 98,349.99
  4. Step 4: Simplify right side
    169,409.47x = 24,984,090,472.98
  5. Step 5: Solve for x
    x = 24,984,090,472.98/169,409.47
  6. Step 6: Final answer
    x = 147,477.53

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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.