Home / 124,154.19-186,230.31-82,221.93

Finding the Fourth Proportional to 124,154.19, 186,230.31 and 82,221.93

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Solution

The fourth proportional to 124,154.19, 186,230.31 and 82,221.93 is: 123,332.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,154.19 : 186,230.31 = 82,221.93 : x
  2. Step 2: Convert to fraction form
    124,154.19/186,230.31 = 82,221.93/x
  3. Step 3: Cross multiply
    124,154.19x = 186,230.31 × 82,221.93
  4. Step 4: Simplify right side
    124,154.19x = 15,312,215,204.37
  5. Step 5: Solve for x
    x = 15,312,215,204.37/124,154.19
  6. Step 6: Final answer
    x = 123,332.25

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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.