Home / 63,115.83-87,099.26-34,820.91

Finding the Fourth Proportional to 63,115.83, 87,099.26 and 34,820.91

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Solution

The fourth proportional to 63,115.83, 87,099.26 and 34,820.91 is: 48,052.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,115.83 : 87,099.26 = 34,820.91 : x
  2. Step 2: Convert to fraction form
    63,115.83/87,099.26 = 34,820.91/x
  3. Step 3: Cross multiply
    63,115.83x = 87,099.26 × 34,820.91
  4. Step 4: Simplify right side
    63,115.83x = 3,032,875,319.42
  5. Step 5: Solve for x
    x = 3,032,875,319.42/63,115.83
  6. Step 6: Final answer
    x = 48,052.53

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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.