Home / 151,001.80-226,502.70-81,017.80

Finding the Fourth Proportional to 151,001.80, 226,502.70 and 81,017.80

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Solution

The fourth proportional to 151,001.80, 226,502.70 and 81,017.80 is: 121,526.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,001.80 : 226,502.70 = 81,017.80 : x
  2. Step 2: Convert to fraction form
    151,001.80/226,502.70 = 81,017.80/x
  3. Step 3: Cross multiply
    151,001.80x = 226,502.70 × 81,017.80
  4. Step 4: Simplify right side
    151,001.80x = 18,350,750,448.06
  5. Step 5: Solve for x
    x = 18,350,750,448.06/151,001.80
  6. Step 6: Final answer
    x = 121,526.70

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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.