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Finding the Fourth Proportional to 59,598.80, 82,220.28 and 36,931.76

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Solution

The fourth proportional to 59,598.80, 82,220.28 and 36,931.76 is: 50,949.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,598.80 : 82,220.28 = 36,931.76 : x
  2. Step 2: Convert to fraction form
    59,598.80/82,220.28 = 36,931.76/x
  3. Step 3: Cross multiply
    59,598.80x = 82,220.28 × 36,931.76
  4. Step 4: Simplify right side
    59,598.80x = 3,036,539,648.09
  5. Step 5: Solve for x
    x = 3,036,539,648.09/59,598.80
  6. Step 6: Final answer
    x = 50,949.68

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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.