Home / 95,140.10-142,710.15-58,276.10

Finding the Fourth Proportional to 95,140.10, 142,710.15 and 58,276.10

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Solution

The fourth proportional to 95,140.10, 142,710.15 and 58,276.10 is: 87,414.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,140.10 : 142,710.15 = 58,276.10 : x
  2. Step 2: Convert to fraction form
    95,140.10/142,710.15 = 58,276.10/x
  3. Step 3: Cross multiply
    95,140.10x = 142,710.15 × 58,276.10
  4. Step 4: Simplify right side
    95,140.10x = 8,316,590,972.42
  5. Step 5: Solve for x
    x = 8,316,590,972.42/95,140.10
  6. Step 6: Final answer
    x = 87,414.15

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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.