Home / 62,817.20-94,128.60-42,016.40

Finding the Fourth Proportional to 62,817.20, 94,128.60 and 42,016.40

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Solution

The fourth proportional to 62,817.20, 94,128.60 and 42,016.40 is: 62,959.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,817.20 : 94,128.60 = 42,016.40 : x
  2. Step 2: Convert to fraction form
    62,817.20/94,128.60 = 42,016.40/x
  3. Step 3: Cross multiply
    62,817.20x = 94,128.60 × 42,016.40
  4. Step 4: Simplify right side
    62,817.20x = 3,954,944,909.04
  5. Step 5: Solve for x
    x = 3,954,944,909.04/62,817.20
  6. Step 6: Final answer
    x = 62,959.59

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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.