Home / 62,885.20-94,327.80-18,513.40

Finding the Fourth Proportional to 62,885.20, 94,327.80 and 18,513.40

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Solution

The fourth proportional to 62,885.20, 94,327.80 and 18,513.40 is: 27,770.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,885.20 : 94,327.80 = 18,513.40 : x
  2. Step 2: Convert to fraction form
    62,885.20/94,327.80 = 18,513.40/x
  3. Step 3: Cross multiply
    62,885.20x = 94,327.80 × 18,513.40
  4. Step 4: Simplify right side
    62,885.20x = 1,746,328,292.52
  5. Step 5: Solve for x
    x = 1,746,328,292.52/62,885.20
  6. Step 6: Final answer
    x = 27,770.10

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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.