Home / 124,830.72-187,246.08-51,010.56

Finding the Fourth Proportional to 124,830.72, 187,246.08 and 51,010.56

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Solution

The fourth proportional to 124,830.72, 187,246.08 and 51,010.56 is: 76,515.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,830.72 : 187,246.08 = 51,010.56 : x
  2. Step 2: Convert to fraction form
    124,830.72/187,246.08 = 51,010.56/x
  3. Step 3: Cross multiply
    124,830.72x = 187,246.08 × 51,010.56
  4. Step 4: Simplify right side
    124,830.72x = 9,551,527,398.60
  5. Step 5: Solve for x
    x = 9,551,527,398.60/124,830.72
  6. Step 6: Final answer
    x = 76,515.84

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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.