Home / 108,176.14-149,282.69-59,776.72

Finding the Fourth Proportional to 108,176.14, 149,282.69 and 59,776.72

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Solution

The fourth proportional to 108,176.14, 149,282.69 and 59,776.72 is: 82,491.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,176.14 : 149,282.69 = 59,776.72 : x
  2. Step 2: Convert to fraction form
    108,176.14/149,282.69 = 59,776.72/x
  3. Step 3: Cross multiply
    108,176.14x = 149,282.69 × 59,776.72
  4. Step 4: Simplify right side
    108,176.14x = 8,923,629,337.21
  5. Step 5: Solve for x
    x = 8,923,629,337.21/108,176.14
  6. Step 6: Final answer
    x = 82,491.66

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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.