Home / 153,936.20-230,904.30-146,719.10

Finding the Fourth Proportional to 153,936.20, 230,904.30 and 146,719.10

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Solution

The fourth proportional to 153,936.20, 230,904.30 and 146,719.10 is: 220,078.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,936.20 : 230,904.30 = 146,719.10 : x
  2. Step 2: Convert to fraction form
    153,936.20/230,904.30 = 146,719.10/x
  3. Step 3: Cross multiply
    153,936.20x = 230,904.30 × 146,719.10
  4. Step 4: Simplify right side
    153,936.20x = 33,878,071,082.13
  5. Step 5: Solve for x
    x = 33,878,071,082.13/153,936.20
  6. Step 6: Final answer
    x = 220,078.65

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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.