Home / 160,545.21-240,686.46-60,648.72

Finding the Fourth Proportional to 160,545.21, 240,686.46 and 60,648.72

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Solution

The fourth proportional to 160,545.21, 240,686.46 and 60,648.72 is: 90,923.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,545.21 : 240,686.46 = 60,648.72 : x
  2. Step 2: Convert to fraction form
    160,545.21/240,686.46 = 60,648.72/x
  3. Step 3: Cross multiply
    160,545.21x = 240,686.46 × 60,648.72
  4. Step 4: Simplify right side
    160,545.21x = 14,597,325,720.33
  5. Step 5: Solve for x
    x = 14,597,325,720.33/160,545.21
  6. Step 6: Final answer
    x = 90,923.46

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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.