Home / 156,528-234,828.86-124,627.73

Finding the Fourth Proportional to 156,528, 234,828.86 and 124,627.73

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Solution

The fourth proportional to 156,528, 234,828.86 and 124,627.73 is: 186,970.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,528 : 234,828.86 = 124,627.73 : x
  2. Step 2: Convert to fraction form
    156,528/234,828.86 = 124,627.73/x
  3. Step 3: Cross multiply
    156,528x = 234,828.86 × 124,627.73
  4. Step 4: Simplify right side
    156,528x = 29,266,187,760.29
  5. Step 5: Solve for x
    x = 29,266,187,760.29/156,528
  6. Step 6: Final answer
    x = 186,970.94

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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.