Home / 144,337.03-199,177.06-79,802.54

Finding the Fourth Proportional to 144,337.03, 199,177.06 and 79,802.54

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Solution

The fourth proportional to 144,337.03, 199,177.06 and 79,802.54 is: 110,123.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,337.03 : 199,177.06 = 79,802.54 : x
  2. Step 2: Convert to fraction form
    144,337.03/199,177.06 = 79,802.54/x
  3. Step 3: Cross multiply
    144,337.03x = 199,177.06 × 79,802.54
  4. Step 4: Simplify right side
    144,337.03x = 15,894,833,902.83
  5. Step 5: Solve for x
    x = 15,894,833,902.83/144,337.03
  6. Step 6: Final answer
    x = 110,123.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.