Home / 63,949.44-88,211.10-42,440.28

Finding the Fourth Proportional to 63,949.44, 88,211.10 and 42,440.28

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Solution

The fourth proportional to 63,949.44, 88,211.10 and 42,440.28 is: 58,541.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,949.44 : 88,211.10 = 42,440.28 : x
  2. Step 2: Convert to fraction form
    63,949.44/88,211.10 = 42,440.28/x
  3. Step 3: Cross multiply
    63,949.44x = 88,211.10 × 42,440.28
  4. Step 4: Simplify right side
    63,949.44x = 3,743,703,783.11
  5. Step 5: Solve for x
    x = 3,743,703,783.11/63,949.44
  6. Step 6: Final answer
    x = 58,541.62

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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.