Home / 181,149.62-249,994.29-100,577.16

Finding the Fourth Proportional to 181,149.62, 249,994.29 and 100,577.16

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Solution

The fourth proportional to 181,149.62, 249,994.29 and 100,577.16 is: 138,800.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,149.62 : 249,994.29 = 100,577.16 : x
  2. Step 2: Convert to fraction form
    181,149.62/249,994.29 = 100,577.16/x
  3. Step 3: Cross multiply
    181,149.62x = 249,994.29 × 100,577.16
  4. Step 4: Simplify right side
    181,149.62x = 25,143,715,704.42
  5. Step 5: Solve for x
    x = 25,143,715,704.42/181,149.62
  6. Step 6: Final answer
    x = 138,800.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.