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Finding the Fourth Proportional to 61,482.77, 84,847.46 and 37,283.61

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Solution

The fourth proportional to 61,482.77, 84,847.46 and 37,283.61 is: 51,452.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,482.77 : 84,847.46 = 37,283.61 : x
  2. Step 2: Convert to fraction form
    61,482.77/84,847.46 = 37,283.61/x
  3. Step 3: Cross multiply
    61,482.77x = 84,847.46 × 37,283.61
  4. Step 4: Simplify right side
    61,482.77x = 3,163,419,421.71
  5. Step 5: Solve for x
    x = 3,163,419,421.71/61,482.77
  6. Step 6: Final answer
    x = 51,452.13

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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.