Home / 563,633.27-845,442.65-137,169.81

Finding the Fourth Proportional to 563,633.27, 845,442.65 and 137,169.81

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Solution

The fourth proportional to 563,633.27, 845,442.65 and 137,169.81 is: 205,752.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,633.27 : 845,442.65 = 137,169.81 : x
  2. Step 2: Convert to fraction form
    563,633.27/845,442.65 = 137,169.81/x
  3. Step 3: Cross multiply
    563,633.27x = 845,442.65 × 137,169.81
  4. Step 4: Simplify right side
    563,633.27x = 115,969,207,666.40
  5. Step 5: Solve for x
    x = 115,969,207,666.40/563,633.27
  6. Step 6: Final answer
    x = 205,752.95

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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.