Home / 151,038.48-226,586.88-80,996.16

Finding the Fourth Proportional to 151,038.48, 226,586.88 and 80,996.16

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Solution

The fourth proportional to 151,038.48, 226,586.88 and 80,996.16 is: 121,509.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,038.48 : 226,586.88 = 80,996.16 : x
  2. Step 2: Convert to fraction form
    151,038.48/226,586.88 = 80,996.16/x
  3. Step 3: Cross multiply
    151,038.48x = 226,586.88 × 80,996.16
  4. Step 4: Simplify right side
    151,038.48x = 18,352,667,186.38
  5. Step 5: Solve for x
    x = 18,352,667,186.38/151,038.48
  6. Step 6: Final answer
    x = 121,509.88

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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.