Home / 40,572.36-55,972.56-25,454.76

Finding the Fourth Proportional to 40,572.36, 55,972.56 and 25,454.76

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Solution

The fourth proportional to 40,572.36, 55,972.56 and 25,454.76 is: 35,116.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,572.36 : 55,972.56 = 25,454.76 : x
  2. Step 2: Convert to fraction form
    40,572.36/55,972.56 = 25,454.76/x
  3. Step 3: Cross multiply
    40,572.36x = 55,972.56 × 25,454.76
  4. Step 4: Simplify right side
    40,572.36x = 1,424,768,081.39
  5. Step 5: Solve for x
    x = 1,424,768,081.39/40,572.36
  6. Step 6: Final answer
    x = 35,116.72

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Double scale
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1.5x scale

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.