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Finding the Fourth Proportional to 69,230.55, 103,700.02 and 56,108.55

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Solution

The fourth proportional to 69,230.55, 103,700.02 and 56,108.55 is: 84,044.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,230.55 : 103,700.02 = 56,108.55 : x
  2. Step 2: Convert to fraction form
    69,230.55/103,700.02 = 56,108.55/x
  3. Step 3: Cross multiply
    69,230.55x = 103,700.02 × 56,108.55
  4. Step 4: Simplify right side
    69,230.55x = 5,818,457,757.17
  5. Step 5: Solve for x
    x = 5,818,457,757.17/69,230.55
  6. Step 6: Final answer
    x = 84,044.66

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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.