Home / 127,859.85-176,522.19-113,673.42

Finding the Fourth Proportional to 127,859.85, 176,522.19 and 113,673.42

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Solution

The fourth proportional to 127,859.85, 176,522.19 and 113,673.42 is: 156,936.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,859.85 : 176,522.19 = 113,673.42 : x
  2. Step 2: Convert to fraction form
    127,859.85/176,522.19 = 113,673.42/x
  3. Step 3: Cross multiply
    127,859.85x = 176,522.19 × 113,673.42
  4. Step 4: Simplify right side
    127,859.85x = 20,065,881,043.19
  5. Step 5: Solve for x
    x = 20,065,881,043.19/127,859.85
  6. Step 6: Final answer
    x = 156,936.53

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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.