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Finding the Fourth Proportional to 60,377.36, 90,553.08 and 37,877.20

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Solution

The fourth proportional to 60,377.36, 90,553.08 and 37,877.20 is: 56,807.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,377.36 : 90,553.08 = 37,877.20 : x
  2. Step 2: Convert to fraction form
    60,377.36/90,553.08 = 37,877.20/x
  3. Step 3: Cross multiply
    60,377.36x = 90,553.08 × 37,877.20
  4. Step 4: Simplify right side
    60,377.36x = 3,429,897,121.78
  5. Step 5: Solve for x
    x = 3,429,897,121.78/60,377.36
  6. Step 6: Final answer
    x = 56,807.67

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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.