Home / 40,931.52-61,293.60-25,301.76

Finding the Fourth Proportional to 40,931.52, 61,293.60 and 25,301.76

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Solution

The fourth proportional to 40,931.52, 61,293.60 and 25,301.76 is: 37,888.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,931.52 : 61,293.60 = 25,301.76 : x
  2. Step 2: Convert to fraction form
    40,931.52/61,293.60 = 25,301.76/x
  3. Step 3: Cross multiply
    40,931.52x = 61,293.60 × 25,301.76
  4. Step 4: Simplify right side
    40,931.52x = 1,550,835,956.74
  5. Step 5: Solve for x
    x = 1,550,835,956.74/40,931.52
  6. Step 6: Final answer
    x = 37,888.55

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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.