Home / 82,531.17-123,804.95-29,944.76

Finding the Fourth Proportional to 82,531.17, 123,804.95 and 29,944.76

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Solution

The fourth proportional to 82,531.17, 123,804.95 and 29,944.76 is: 44,920.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,531.17 : 123,804.95 = 29,944.76 : x
  2. Step 2: Convert to fraction form
    82,531.17/123,804.95 = 29,944.76/x
  3. Step 3: Cross multiply
    82,531.17x = 123,804.95 × 29,944.76
  4. Step 4: Simplify right side
    82,531.17x = 3,707,308,745.81
  5. Step 5: Solve for x
    x = 3,707,308,745.81/82,531.17
  6. Step 6: Final answer
    x = 44,920.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.