Home / 151,243.20-226,864.80-98,366.40

Finding the Fourth Proportional to 151,243.20, 226,864.80 and 98,366.40

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Solution

The fourth proportional to 151,243.20, 226,864.80 and 98,366.40 is: 147,549.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,243.20 : 226,864.80 = 98,366.40 : x
  2. Step 2: Convert to fraction form
    151,243.20/226,864.80 = 98,366.40/x
  3. Step 3: Cross multiply
    151,243.20x = 226,864.80 × 98,366.40
  4. Step 4: Simplify right side
    151,243.20x = 22,315,873,662.72
  5. Step 5: Solve for x
    x = 22,315,873,662.72/151,243.20
  6. Step 6: Final answer
    x = 147,549.60

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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.