Home / 153,944.20-230,916.30-146,727.10

Finding the Fourth Proportional to 153,944.20, 230,916.30 and 146,727.10

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Solution

The fourth proportional to 153,944.20, 230,916.30 and 146,727.10 is: 220,090.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,944.20 : 230,916.30 = 146,727.10 : x
  2. Step 2: Convert to fraction form
    153,944.20/230,916.30 = 146,727.10/x
  3. Step 3: Cross multiply
    153,944.20x = 230,916.30 × 146,727.10
  4. Step 4: Simplify right side
    153,944.20x = 33,881,679,041.73
  5. Step 5: Solve for x
    x = 33,881,679,041.73/153,944.20
  6. Step 6: Final answer
    x = 220,090.65

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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.