Home / 71,377.90-107,066.85-64,005.10

Finding the Fourth Proportional to 71,377.90, 107,066.85 and 64,005.10

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Solution

The fourth proportional to 71,377.90, 107,066.85 and 64,005.10 is: 96,007.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,377.90 : 107,066.85 = 64,005.10 : x
  2. Step 2: Convert to fraction form
    71,377.90/107,066.85 = 64,005.10/x
  3. Step 3: Cross multiply
    71,377.90x = 107,066.85 × 64,005.10
  4. Step 4: Simplify right side
    71,377.90x = 6,852,824,440.94
  5. Step 5: Solve for x
    x = 6,852,824,440.94/71,377.90
  6. Step 6: Final answer
    x = 96,007.65

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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.