Home / 63,149.32-87,146.34-34,855.24

Finding the Fourth Proportional to 63,149.32, 87,146.34 and 34,855.24

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Solution

The fourth proportional to 63,149.32, 87,146.34 and 34,855.24 is: 48,100.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,149.32 : 87,146.34 = 34,855.24 : x
  2. Step 2: Convert to fraction form
    63,149.32/87,146.34 = 34,855.24/x
  3. Step 3: Cross multiply
    63,149.32x = 87,146.34 × 34,855.24
  4. Step 4: Simplify right side
    63,149.32x = 3,037,506,595.82
  5. Step 5: Solve for x
    x = 3,037,506,595.82/63,149.32
  6. Step 6: Final answer
    x = 48,100.38

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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.