Home / 63,417.15-87,337.31-52,709.76

Finding the Fourth Proportional to 63,417.15, 87,337.31 and 52,709.76

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Solution

The fourth proportional to 63,417.15, 87,337.31 and 52,709.76 is: 72,591.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,417.15 : 87,337.31 = 52,709.76 : x
  2. Step 2: Convert to fraction form
    63,417.15/87,337.31 = 52,709.76/x
  3. Step 3: Cross multiply
    63,417.15x = 87,337.31 × 52,709.76
  4. Step 4: Simplify right side
    63,417.15x = 4,603,528,385.60
  5. Step 5: Solve for x
    x = 4,603,528,385.60/63,417.15
  6. Step 6: Final answer
    x = 72,591.22

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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.