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Finding the Fourth Proportional to 60,002.40, 89,960.40 and 33,715.20

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Solution

The fourth proportional to 60,002.40, 89,960.40 and 33,715.20 is: 50,548.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,002.40 : 89,960.40 = 33,715.20 : x
  2. Step 2: Convert to fraction form
    60,002.40/89,960.40 = 33,715.20/x
  3. Step 3: Cross multiply
    60,002.40x = 89,960.40 × 33,715.20
  4. Step 4: Simplify right side
    60,002.40x = 3,033,032,878.08
  5. Step 5: Solve for x
    x = 3,033,032,878.08/60,002.40
  6. Step 6: Final answer
    x = 50,548.53

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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.