Home / 123,527.55-185,289.38-39,286.50

Finding the Fourth Proportional to 123,527.55, 185,289.38 and 39,286.50

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Solution

The fourth proportional to 123,527.55, 185,289.38 and 39,286.50 is: 58,929.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,527.55 : 185,289.38 = 39,286.50 : x
  2. Step 2: Convert to fraction form
    123,527.55/185,289.38 = 39,286.50/x
  3. Step 3: Cross multiply
    123,527.55x = 185,289.38 × 39,286.50
  4. Step 4: Simplify right side
    123,527.55x = 7,279,371,030.94
  5. Step 5: Solve for x
    x = 7,279,371,030.94/123,527.55
  6. Step 6: Final answer
    x = 58,929.13

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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.