Home / 63,557.40-87,708.97-34,877.54

Finding the Fourth Proportional to 63,557.40, 87,708.97 and 34,877.54

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Solution

The fourth proportional to 63,557.40, 87,708.97 and 34,877.54 is: 48,130.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,557.40 : 87,708.97 = 34,877.54 : x
  2. Step 2: Convert to fraction form
    63,557.40/87,708.97 = 34,877.54/x
  3. Step 3: Cross multiply
    63,557.40x = 87,708.97 × 34,877.54
  4. Step 4: Simplify right side
    63,557.40x = 3,059,073,176.22
  5. Step 5: Solve for x
    x = 3,059,073,176.22/63,557.40
  6. Step 6: Final answer
    x = 48,130.87

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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.