Home / 110,454.96-152,432.16-62,712.75

Finding the Fourth Proportional to 110,454.96, 152,432.16 and 62,712.75

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Solution

The fourth proportional to 110,454.96, 152,432.16 and 62,712.75 is: 86,546.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,454.96 : 152,432.16 = 62,712.75 : x
  2. Step 2: Convert to fraction form
    110,454.96/152,432.16 = 62,712.75/x
  3. Step 3: Cross multiply
    110,454.96x = 152,432.16 × 62,712.75
  4. Step 4: Simplify right side
    110,454.96x = 9,559,439,942.04
  5. Step 5: Solve for x
    x = 9,559,439,942.04/110,454.96
  6. Step 6: Final answer
    x = 86,546.05

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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.