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Finding the Fourth Proportional to 60,337.80, 90,506.70 and 56,401.20

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Solution

The fourth proportional to 60,337.80, 90,506.70 and 56,401.20 is: 84,601.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,337.80 : 90,506.70 = 56,401.20 : x
  2. Step 2: Convert to fraction form
    60,337.80/90,506.70 = 56,401.20/x
  3. Step 3: Cross multiply
    60,337.80x = 90,506.70 × 56,401.20
  4. Step 4: Simplify right side
    60,337.80x = 5,104,686,488.04
  5. Step 5: Solve for x
    x = 5,104,686,488.04/60,337.80
  6. Step 6: Final answer
    x = 84,601.80

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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.