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Finding the Fourth Proportional to 60,002.80, 89,809.80 and 42,506.80

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Solution

The fourth proportional to 60,002.80, 89,809.80 and 42,506.80 is: 63,622.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,002.80 : 89,809.80 = 42,506.80 : x
  2. Step 2: Convert to fraction form
    60,002.80/89,809.80 = 42,506.80/x
  3. Step 3: Cross multiply
    60,002.80x = 89,809.80 × 42,506.80
  4. Step 4: Simplify right side
    60,002.80x = 3,817,527,206.64
  5. Step 5: Solve for x
    x = 3,817,527,206.64/60,002.80
  6. Step 6: Final answer
    x = 63,622.48

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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.