Home / 56,385.28-77,847.54-35,195.68

Finding the Fourth Proportional to 56,385.28, 77,847.54 and 35,195.68

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Solution

The fourth proportional to 56,385.28, 77,847.54 and 35,195.68 is: 48,592.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,385.28 : 77,847.54 = 35,195.68 : x
  2. Step 2: Convert to fraction form
    56,385.28/77,847.54 = 35,195.68/x
  3. Step 3: Cross multiply
    56,385.28x = 77,847.54 × 35,195.68
  4. Step 4: Simplify right side
    56,385.28x = 2,739,897,106.63
  5. Step 5: Solve for x
    x = 2,739,897,106.63/56,385.28
  6. Step 6: Final answer
    x = 48,592.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.