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Finding the Fourth Proportional to 40,461.58, 55,834.14 and 22,557.58

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Solution

The fourth proportional to 40,461.58, 55,834.14 and 22,557.58 is: 31,127.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,461.58 : 55,834.14 = 22,557.58 : x
  2. Step 2: Convert to fraction form
    40,461.58/55,834.14 = 22,557.58/x
  3. Step 3: Cross multiply
    40,461.58x = 55,834.14 × 22,557.58
  4. Step 4: Simplify right side
    40,461.58x = 1,259,483,079.78
  5. Step 5: Solve for x
    x = 1,259,483,079.78/40,461.58
  6. Step 6: Final answer
    x = 31,127.88

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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.