Home / 153,896.20-230,925.56-109,206.34

Finding the Fourth Proportional to 153,896.20, 230,925.56 and 109,206.34

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Solution

The fourth proportional to 153,896.20, 230,925.56 and 109,206.34 is: 163,867.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,896.20 : 230,925.56 = 109,206.34 : x
  2. Step 2: Convert to fraction form
    153,896.20/230,925.56 = 109,206.34/x
  3. Step 3: Cross multiply
    153,896.20x = 230,925.56 × 109,206.34
  4. Step 4: Simplify right side
    153,896.20x = 25,218,534,096.70
  5. Step 5: Solve for x
    x = 25,218,534,096.70/153,896.20
  6. Step 6: Final answer
    x = 163,867.17

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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.