Home / 49,461.11-68,218.65-42,574

Finding the Fourth Proportional to 49,461.11, 68,218.65 and 42,574

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Solution

The fourth proportional to 49,461.11, 68,218.65 and 42,574 is: 58,719.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,461.11 : 68,218.65 = 42,574 : x
  2. Step 2: Convert to fraction form
    49,461.11/68,218.65 = 42,574/x
  3. Step 3: Cross multiply
    49,461.11x = 68,218.65 × 42,574
  4. Step 4: Simplify right side
    49,461.11x = 2,904,340,805.10
  5. Step 5: Solve for x
    x = 2,904,340,805.10/49,461.11
  6. Step 6: Final answer
    x = 58,719.69

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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.