Home / 83,666.34-125,332.86-61,224.30

Finding the Fourth Proportional to 83,666.34, 125,332.86 and 61,224.30

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Solution

The fourth proportional to 83,666.34, 125,332.86 and 61,224.30 is: 91,714.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,666.34 : 125,332.86 = 61,224.30 : x
  2. Step 2: Convert to fraction form
    83,666.34/125,332.86 = 61,224.30/x
  3. Step 3: Cross multiply
    83,666.34x = 125,332.86 × 61,224.30
  4. Step 4: Simplify right side
    83,666.34x = 7,673,416,620.50
  5. Step 5: Solve for x
    x = 7,673,416,620.50/83,666.34
  6. Step 6: Final answer
    x = 91,714.50

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1.5x scale

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.