Home / 49,426.40-74,066.24-25,981.76

Finding the Fourth Proportional to 49,426.40, 74,066.24 and 25,981.76

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Solution

The fourth proportional to 49,426.40, 74,066.24 and 25,981.76 is: 38,934.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,426.40 : 74,066.24 = 25,981.76 : x
  2. Step 2: Convert to fraction form
    49,426.40/74,066.24 = 25,981.76/x
  3. Step 3: Cross multiply
    49,426.40x = 74,066.24 × 25,981.76
  4. Step 4: Simplify right side
    49,426.40x = 1,924,371,271.78
  5. Step 5: Solve for x
    x = 1,924,371,271.78/49,426.40
  6. Step 6: Final answer
    x = 38,934.08

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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.