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Finding the Fourth Proportional to 83,692.80, 125,547.47 and 27,510.12

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Solution

The fourth proportional to 83,692.80, 125,547.47 and 27,510.12 is: 41,267.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,692.80 : 125,547.47 = 27,510.12 : x
  2. Step 2: Convert to fraction form
    83,692.80/125,547.47 = 27,510.12/x
  3. Step 3: Cross multiply
    83,692.80x = 125,547.47 × 27,510.12
  4. Step 4: Simplify right side
    83,692.80x = 3,453,825,965.40
  5. Step 5: Solve for x
    x = 3,453,825,965.40/83,692.80
  6. Step 6: Final answer
    x = 41,267.90

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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.