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Finding the Fourth Proportional to 63,000.95, 86,941.29 and 34,708.46

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Solution

The fourth proportional to 63,000.95, 86,941.29 and 34,708.46 is: 47,897.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,000.95 : 86,941.29 = 34,708.46 : x
  2. Step 2: Convert to fraction form
    63,000.95/86,941.29 = 34,708.46/x
  3. Step 3: Cross multiply
    63,000.95x = 86,941.29 × 34,708.46
  4. Step 4: Simplify right side
    63,000.95x = 3,017,597,851.61
  5. Step 5: Solve for x
    x = 3,017,597,851.61/63,000.95
  6. Step 6: Final answer
    x = 47,897.66

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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.