Home / 50,712.40-76,068.60-36,715.60

Finding the Fourth Proportional to 50,712.40, 76,068.60 and 36,715.60

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Solution

The fourth proportional to 50,712.40, 76,068.60 and 36,715.60 is: 55,073.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,712.40 : 76,068.60 = 36,715.60 : x
  2. Step 2: Convert to fraction form
    50,712.40/76,068.60 = 36,715.60/x
  3. Step 3: Cross multiply
    50,712.40x = 76,068.60 × 36,715.60
  4. Step 4: Simplify right side
    50,712.40x = 2,792,904,290.16
  5. Step 5: Solve for x
    x = 2,792,904,290.16/50,712.40
  6. Step 6: Final answer
    x = 55,073.40

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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.