Home / 243,534.20-336,180.66-148,071.38

Finding the Fourth Proportional to 243,534.20, 336,180.66 and 148,071.38

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Solution

The fourth proportional to 243,534.20, 336,180.66 and 148,071.38 is: 204,401.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,534.20 : 336,180.66 = 148,071.38 : x
  2. Step 2: Convert to fraction form
    243,534.20/336,180.66 = 148,071.38/x
  3. Step 3: Cross multiply
    243,534.20x = 336,180.66 × 148,071.38
  4. Step 4: Simplify right side
    243,534.20x = 49,778,734,255.51
  5. Step 5: Solve for x
    x = 49,778,734,255.51/243,534.20
  6. Step 6: Final answer
    x = 204,401.41

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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.