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Finding the Fourth Proportional to 40,642.46, 60,944.25 and 17,256.14

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Solution

The fourth proportional to 40,642.46, 60,944.25 and 17,256.14 is: 25,875.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,642.46 : 60,944.25 = 17,256.14 : x
  2. Step 2: Convert to fraction form
    40,642.46/60,944.25 = 17,256.14/x
  3. Step 3: Cross multiply
    40,642.46x = 60,944.25 × 17,256.14
  4. Step 4: Simplify right side
    40,642.46x = 1,051,662,510.20
  5. Step 5: Solve for x
    x = 1,051,662,510.20/40,642.46
  6. Step 6: Final answer
    x = 25,875.96

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1.5x scale

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.