Home / 60,228.16-90,337.92-18,674.08

Finding the Fourth Proportional to 60,228.16, 90,337.92 and 18,674.08

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Solution

The fourth proportional to 60,228.16, 90,337.92 and 18,674.08 is: 28,009.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,228.16 : 90,337.92 = 18,674.08 : x
  2. Step 2: Convert to fraction form
    60,228.16/90,337.92 = 18,674.08/x
  3. Step 3: Cross multiply
    60,228.16x = 90,337.92 × 18,674.08
  4. Step 4: Simplify right side
    60,228.16x = 1,686,977,545.11
  5. Step 5: Solve for x
    x = 1,686,977,545.11/60,228.16
  6. Step 6: Final answer
    x = 28,009.78

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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.