Home / 82,432.58-123,657.85-26,259.49

Finding the Fourth Proportional to 82,432.58, 123,657.85 and 26,259.49

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Solution

The fourth proportional to 82,432.58, 123,657.85 and 26,259.49 is: 39,392.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,432.58 : 123,657.85 = 26,259.49 : x
  2. Step 2: Convert to fraction form
    82,432.58/123,657.85 = 26,259.49/x
  3. Step 3: Cross multiply
    82,432.58x = 123,657.85 × 26,259.49
  4. Step 4: Simplify right side
    82,432.58x = 3,247,191,457.21
  5. Step 5: Solve for x
    x = 3,247,191,457.21/82,432.58
  6. Step 6: Final answer
    x = 39,392.09

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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.