Home / 59,729.47-89,520.39-30,155.76

Finding the Fourth Proportional to 59,729.47, 89,520.39 and 30,155.76

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Solution

The fourth proportional to 59,729.47, 89,520.39 and 30,155.76 is: 45,196.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,729.47 : 89,520.39 = 30,155.76 : x
  2. Step 2: Convert to fraction form
    59,729.47/89,520.39 = 30,155.76/x
  3. Step 3: Cross multiply
    59,729.47x = 89,520.39 × 30,155.76
  4. Step 4: Simplify right side
    59,729.47x = 2,699,555,395.95
  5. Step 5: Solve for x
    x = 2,699,555,395.95/59,729.47
  6. Step 6: Final answer
    x = 45,196.37

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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.