Home / 63,989.28-88,307.13-35,694.36

Finding the Fourth Proportional to 63,989.28, 88,307.13 and 35,694.36

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Solution

The fourth proportional to 63,989.28, 88,307.13 and 35,694.36 is: 49,259.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,989.28 : 88,307.13 = 35,694.36 : x
  2. Step 2: Convert to fraction form
    63,989.28/88,307.13 = 35,694.36/x
  3. Step 3: Cross multiply
    63,989.28x = 88,307.13 × 35,694.36
  4. Step 4: Simplify right side
    63,989.28x = 3,152,066,488.79
  5. Step 5: Solve for x
    x = 3,152,066,488.79/63,989.28
  6. Step 6: Final answer
    x = 49,259.29

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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.