Home / 82,557.84-123,798.96-26,387.04

Finding the Fourth Proportional to 82,557.84, 123,798.96 and 26,387.04

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Solution

The fourth proportional to 82,557.84, 123,798.96 and 26,387.04 is: 39,568.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,557.84 : 123,798.96 = 26,387.04 : x
  2. Step 2: Convert to fraction form
    82,557.84/123,798.96 = 26,387.04/x
  3. Step 3: Cross multiply
    82,557.84x = 123,798.96 × 26,387.04
  4. Step 4: Simplify right side
    82,557.84x = 3,266,688,109.48
  5. Step 5: Solve for x
    x = 3,266,688,109.48/82,557.84
  6. Step 6: Final answer
    x = 39,568.48

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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.