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Finding the Fourth Proportional to 61,833.16, 85,265.22 and 36,677.80

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Solution

The fourth proportional to 61,833.16, 85,265.22 and 36,677.80 is: 50,577.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,833.16 : 85,265.22 = 36,677.80 : x
  2. Step 2: Convert to fraction form
    61,833.16/85,265.22 = 36,677.80/x
  3. Step 3: Cross multiply
    61,833.16x = 85,265.22 × 36,677.80
  4. Step 4: Simplify right side
    61,833.16x = 3,127,340,686.12
  5. Step 5: Solve for x
    x = 3,127,340,686.12/61,833.16
  6. Step 6: Final answer
    x = 50,577.08

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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.