Home / 160,119.59-239,681.16-100,830.69

Finding the Fourth Proportional to 160,119.59, 239,681.16 and 100,830.69

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Solution

The fourth proportional to 160,119.59, 239,681.16 and 100,830.69 is: 150,932.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,119.59 : 239,681.16 = 100,830.69 : x
  2. Step 2: Convert to fraction form
    160,119.59/239,681.16 = 100,830.69/x
  3. Step 3: Cross multiply
    160,119.59x = 239,681.16 × 100,830.69
  4. Step 4: Simplify right side
    160,119.59x = 24,167,216,742.80
  5. Step 5: Solve for x
    x = 24,167,216,742.80/160,119.59
  6. Step 6: Final answer
    x = 150,932.30

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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.