Home / 113,801.06-157,013.96-73,516.52

Finding the Fourth Proportional to 113,801.06, 157,013.96 and 73,516.52

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Solution

The fourth proportional to 113,801.06, 157,013.96 and 73,516.52 is: 101,432.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,801.06 : 157,013.96 = 73,516.52 : x
  2. Step 2: Convert to fraction form
    113,801.06/157,013.96 = 73,516.52/x
  3. Step 3: Cross multiply
    113,801.06x = 157,013.96 × 73,516.52
  4. Step 4: Simplify right side
    113,801.06x = 11,543,119,930.62
  5. Step 5: Solve for x
    x = 11,543,119,930.62/113,801.06
  6. Step 6: Final answer
    x = 101,432.45

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1.5x scale

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.