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Finding the Fourth Proportional to 63,522.90, 87,655.74 and 35,223.12

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Solution

The fourth proportional to 63,522.90, 87,655.74 and 35,223.12 is: 48,604.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,522.90 : 87,655.74 = 35,223.12 : x
  2. Step 2: Convert to fraction form
    63,522.90/87,655.74 = 35,223.12/x
  3. Step 3: Cross multiply
    63,522.90x = 87,655.74 × 35,223.12
  4. Step 4: Simplify right side
    63,522.90x = 3,087,508,648.71
  5. Step 5: Solve for x
    x = 3,087,508,648.71/63,522.90
  6. Step 6: Final answer
    x = 48,604.66

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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.