Home / 123,527.38-170,380.11-104,582.29

Finding the Fourth Proportional to 123,527.38, 170,380.11 and 104,582.29

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Solution

The fourth proportional to 123,527.38, 170,380.11 and 104,582.29 is: 144,249.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,527.38 : 170,380.11 = 104,582.29 : x
  2. Step 2: Convert to fraction form
    123,527.38/170,380.11 = 104,582.29/x
  3. Step 3: Cross multiply
    123,527.38x = 170,380.11 × 104,582.29
  4. Step 4: Simplify right side
    123,527.38x = 17,818,742,074.25
  5. Step 5: Solve for x
    x = 17,818,742,074.25/123,527.38
  6. Step 6: Final answer
    x = 144,249.33

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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.