Home / 160,202.24-240,339.80-85,282.90

Finding the Fourth Proportional to 160,202.24, 240,339.80 and 85,282.90

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Solution

The fourth proportional to 160,202.24, 240,339.80 and 85,282.90 is: 127,943.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,202.24 : 240,339.80 = 85,282.90 : x
  2. Step 2: Convert to fraction form
    160,202.24/240,339.80 = 85,282.90/x
  3. Step 3: Cross multiply
    160,202.24x = 240,339.80 × 85,282.90
  4. Step 4: Simplify right side
    160,202.24x = 20,496,875,129.42
  5. Step 5: Solve for x
    x = 20,496,875,129.42/160,202.24
  6. Step 6: Final answer
    x = 127,943.75

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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.