Home / 114,947.40-172,550.70-88,768.20

Finding the Fourth Proportional to 114,947.40, 172,550.70 and 88,768.20

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Solution

The fourth proportional to 114,947.40, 172,550.70 and 88,768.20 is: 133,252.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,947.40 : 172,550.70 = 88,768.20 : x
  2. Step 2: Convert to fraction form
    114,947.40/172,550.70 = 88,768.20/x
  3. Step 3: Cross multiply
    114,947.40x = 172,550.70 × 88,768.20
  4. Step 4: Simplify right side
    114,947.40x = 15,317,015,047.74
  5. Step 5: Solve for x
    x = 15,317,015,047.74/114,947.40
  6. Step 6: Final answer
    x = 133,252.38

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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.