Home / 140,510.24-210,765.36-57,404.24

Finding the Fourth Proportional to 140,510.24, 210,765.36 and 57,404.24

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Solution

The fourth proportional to 140,510.24, 210,765.36 and 57,404.24 is: 86,106.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,510.24 : 210,765.36 = 57,404.24 : x
  2. Step 2: Convert to fraction form
    140,510.24/210,765.36 = 57,404.24/x
  3. Step 3: Cross multiply
    140,510.24x = 210,765.36 × 57,404.24
  4. Step 4: Simplify right side
    140,510.24x = 12,098,825,309.13
  5. Step 5: Solve for x
    x = 12,098,825,309.13/140,510.24
  6. Step 6: Final answer
    x = 86,106.36

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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.