Home / 272,318.47-375,773.17-157,574.27

Finding the Fourth Proportional to 272,318.47, 375,773.17 and 157,574.27

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Solution

The fourth proportional to 272,318.47, 375,773.17 and 157,574.27 is: 217,437.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,318.47 : 375,773.17 = 157,574.27 : x
  2. Step 2: Convert to fraction form
    272,318.47/375,773.17 = 157,574.27/x
  3. Step 3: Cross multiply
    272,318.47x = 375,773.17 × 157,574.27
  4. Step 4: Simplify right side
    272,318.47x = 59,212,182,948.34
  5. Step 5: Solve for x
    x = 59,212,182,948.34/272,318.47
  6. Step 6: Final answer
    x = 217,437.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.