Home / 49,668.12-74,551.32-40,417.02

Finding the Fourth Proportional to 49,668.12, 74,551.32 and 40,417.02

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Solution

The fourth proportional to 49,668.12, 74,551.32 and 40,417.02 is: 60,665.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,668.12 : 74,551.32 = 40,417.02 : x
  2. Step 2: Convert to fraction form
    49,668.12/74,551.32 = 40,417.02/x
  3. Step 3: Cross multiply
    49,668.12x = 74,551.32 × 40,417.02
  4. Step 4: Simplify right side
    49,668.12x = 3,013,142,191.47
  5. Step 5: Solve for x
    x = 3,013,142,191.47/49,668.12
  6. Step 6: Final answer
    x = 60,665.52

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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.