Home / 104,423.10-156,634.65-60,186.30

Finding the Fourth Proportional to 104,423.10, 156,634.65 and 60,186.30

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Solution

The fourth proportional to 104,423.10, 156,634.65 and 60,186.30 is: 90,279.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,423.10 : 156,634.65 = 60,186.30 : x
  2. Step 2: Convert to fraction form
    104,423.10/156,634.65 = 60,186.30/x
  3. Step 3: Cross multiply
    104,423.10x = 156,634.65 × 60,186.30
  4. Step 4: Simplify right side
    104,423.10x = 9,427,260,035.30
  5. Step 5: Solve for x
    x = 9,427,260,035.30/104,423.10
  6. Step 6: Final answer
    x = 90,279.45

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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.