Home / 107,387.12-148,200.78-62,073.32

Finding the Fourth Proportional to 107,387.12, 148,200.78 and 62,073.32

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Solution

The fourth proportional to 107,387.12, 148,200.78 and 62,073.32 is: 85,664.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,387.12 : 148,200.78 = 62,073.32 : x
  2. Step 2: Convert to fraction form
    107,387.12/148,200.78 = 62,073.32/x
  3. Step 3: Cross multiply
    107,387.12x = 148,200.78 × 62,073.32
  4. Step 4: Simplify right side
    107,387.12x = 9,199,314,441.19
  5. Step 5: Solve for x
    x = 9,199,314,441.19/107,387.12
  6. Step 6: Final answer
    x = 85,664.97

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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.