Home / 59,753.12-89,685.09-30,191.71

Finding the Fourth Proportional to 59,753.12, 89,685.09 and 30,191.71

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Solution

The fourth proportional to 59,753.12, 89,685.09 and 30,191.71 is: 45,315.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,753.12 : 89,685.09 = 30,191.71 : x
  2. Step 2: Convert to fraction form
    59,753.12/89,685.09 = 30,191.71/x
  3. Step 3: Cross multiply
    59,753.12x = 89,685.09 × 30,191.71
  4. Step 4: Simplify right side
    59,753.12x = 2,707,746,228.60
  5. Step 5: Solve for x
    x = 2,707,746,228.60/59,753.12
  6. Step 6: Final answer
    x = 45,315.57

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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.