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Finding the Fourth Proportional to 44,693.70, 67,040.55 and 42,506.70

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Solution

The fourth proportional to 44,693.70, 67,040.55 and 42,506.70 is: 63,760.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,693.70 : 67,040.55 = 42,506.70 : x
  2. Step 2: Convert to fraction form
    44,693.70/67,040.55 = 42,506.70/x
  3. Step 3: Cross multiply
    44,693.70x = 67,040.55 × 42,506.70
  4. Step 4: Simplify right side
    44,693.70x = 2,849,672,546.69
  5. Step 5: Solve for x
    x = 2,849,672,546.69/44,693.70
  6. Step 6: Final answer
    x = 63,760.05

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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.