Home / 106,932.90-147,615.03-63,927.30

Finding the Fourth Proportional to 106,932.90, 147,615.03 and 63,927.30

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Solution

The fourth proportional to 106,932.90, 147,615.03 and 63,927.30 is: 88,248.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,932.90 : 147,615.03 = 63,927.30 : x
  2. Step 2: Convert to fraction form
    106,932.90/147,615.03 = 63,927.30/x
  3. Step 3: Cross multiply
    106,932.90x = 147,615.03 × 63,927.30
  4. Step 4: Simplify right side
    106,932.90x = 9,436,630,307.32
  5. Step 5: Solve for x
    x = 9,436,630,307.32/106,932.90
  6. Step 6: Final answer
    x = 88,248.15

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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.