Home / 181,132.70-249,964.06-113,189.18

Finding the Fourth Proportional to 181,132.70, 249,964.06 and 113,189.18

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Solution

The fourth proportional to 181,132.70, 249,964.06 and 113,189.18 is: 156,201.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,132.70 : 249,964.06 = 113,189.18 : x
  2. Step 2: Convert to fraction form
    181,132.70/249,964.06 = 113,189.18/x
  3. Step 3: Cross multiply
    181,132.70x = 249,964.06 × 113,189.18
  4. Step 4: Simplify right side
    181,132.70x = 28,293,226,980.87
  5. Step 5: Solve for x
    x = 28,293,226,980.87/181,132.70
  6. Step 6: Final answer
    x = 156,201.65

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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.