Home / 82,129.85-113,338.95-44,404.10

Finding the Fourth Proportional to 82,129.85, 113,338.95 and 44,404.10

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Solution

The fourth proportional to 82,129.85, 113,338.95 and 44,404.10 is: 61,277.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,129.85 : 113,338.95 = 44,404.10 : x
  2. Step 2: Convert to fraction form
    82,129.85/113,338.95 = 44,404.10/x
  3. Step 3: Cross multiply
    82,129.85x = 113,338.95 × 44,404.10
  4. Step 4: Simplify right side
    82,129.85x = 5,032,714,069.70
  5. Step 5: Solve for x
    x = 5,032,714,069.70/82,129.85
  6. Step 6: Final answer
    x = 61,277.53

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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.