Home / 59,717.40-82,403.10-40,882.20

Finding the Fourth Proportional to 59,717.40, 82,403.10 and 40,882.20

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Solution

The fourth proportional to 59,717.40, 82,403.10 and 40,882.20 is: 56,412.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,717.40 : 82,403.10 = 40,882.20 : x
  2. Step 2: Convert to fraction form
    59,717.40/82,403.10 = 40,882.20/x
  3. Step 3: Cross multiply
    59,717.40x = 82,403.10 × 40,882.20
  4. Step 4: Simplify right side
    59,717.40x = 3,368,820,014.82
  5. Step 5: Solve for x
    x = 3,368,820,014.82/59,717.40
  6. Step 6: Final answer
    x = 56,412.70

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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.