Home / 59,552.20-89,338.02-20,111.68

Finding the Fourth Proportional to 59,552.20, 89,338.02 and 20,111.68

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Solution

The fourth proportional to 59,552.20, 89,338.02 and 20,111.68 is: 30,170.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,552.20 : 89,338.02 = 20,111.68 : x
  2. Step 2: Convert to fraction form
    59,552.20/89,338.02 = 20,111.68/x
  3. Step 3: Cross multiply
    59,552.20x = 89,338.02 × 20,111.68
  4. Step 4: Simplify right side
    59,552.20x = 1,796,737,670.07
  5. Step 5: Solve for x
    x = 1,796,737,670.07/59,552.20
  6. Step 6: Final answer
    x = 30,170.80

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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.