Home / 80,001.34-110,401.90-43,703.28

Finding the Fourth Proportional to 80,001.34, 110,401.90 and 43,703.28

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Solution

The fourth proportional to 80,001.34, 110,401.90 and 43,703.28 is: 60,310.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,001.34 : 110,401.90 = 43,703.28 : x
  2. Step 2: Convert to fraction form
    80,001.34/110,401.90 = 43,703.28/x
  3. Step 3: Cross multiply
    80,001.34x = 110,401.90 × 43,703.28
  4. Step 4: Simplify right side
    80,001.34x = 4,824,925,148.23
  5. Step 5: Solve for x
    x = 4,824,925,148.23/80,001.34
  6. Step 6: Final answer
    x = 60,310.55

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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.