Home / 235,047.42-324,367.13-127,617.53

Finding the Fourth Proportional to 235,047.42, 324,367.13 and 127,617.53

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Solution

The fourth proportional to 235,047.42, 324,367.13 and 127,617.53 is: 176,113.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,047.42 : 324,367.13 = 127,617.53 : x
  2. Step 2: Convert to fraction form
    235,047.42/324,367.13 = 127,617.53/x
  3. Step 3: Cross multiply
    235,047.42x = 324,367.13 × 127,617.53
  4. Step 4: Simplify right side
    235,047.42x = 41,394,930,641.00
  5. Step 5: Solve for x
    x = 41,394,930,641.00/235,047.42
  6. Step 6: Final answer
    x = 176,113.10

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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.