Home / 59,719.90-82,406.55-40,884.70

Finding the Fourth Proportional to 59,719.90, 82,406.55 and 40,884.70

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Solution

The fourth proportional to 59,719.90, 82,406.55 and 40,884.70 is: 56,416.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,719.90 : 82,406.55 = 40,884.70 : x
  2. Step 2: Convert to fraction form
    59,719.90/82,406.55 = 40,884.70/x
  3. Step 3: Cross multiply
    59,719.90x = 82,406.55 × 40,884.70
  4. Step 4: Simplify right side
    59,719.90x = 3,369,167,074.79
  5. Step 5: Solve for x
    x = 3,369,167,074.79/59,719.90
  6. Step 6: Final answer
    x = 56,416.15

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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.