Home / 60,386.32-90,562.20-18,822.16

Finding the Fourth Proportional to 60,386.32, 90,562.20 and 18,822.16

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Solution

The fourth proportional to 60,386.32, 90,562.20 and 18,822.16 is: 28,227.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,386.32 : 90,562.20 = 18,822.16 : x
  2. Step 2: Convert to fraction form
    60,386.32/90,562.20 = 18,822.16/x
  3. Step 3: Cross multiply
    60,386.32x = 90,562.20 × 18,822.16
  4. Step 4: Simplify right side
    60,386.32x = 1,704,576,218.35
  5. Step 5: Solve for x
    x = 1,704,576,218.35/60,386.32
  6. Step 6: Final answer
    x = 28,227.85

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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.