Home / 123,527.47-185,289.26-39,286.42

Finding the Fourth Proportional to 123,527.47, 185,289.26 and 39,286.42

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Solution

The fourth proportional to 123,527.47, 185,289.26 and 39,286.42 is: 58,929.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,527.47 : 185,289.26 = 39,286.42 : x
  2. Step 2: Convert to fraction form
    123,527.47/185,289.26 = 39,286.42/x
  3. Step 3: Cross multiply
    123,527.47x = 185,289.26 × 39,286.42
  4. Step 4: Simplify right side
    123,527.47x = 7,279,351,377.61
  5. Step 5: Solve for x
    x = 7,279,351,377.61/123,527.47
  6. Step 6: Final answer
    x = 58,929.01

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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.