Home / 104,232.20-143,799.33-67,975.88

Finding the Fourth Proportional to 104,232.20, 143,799.33 and 67,975.88

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Solution

The fourth proportional to 104,232.20, 143,799.33 and 67,975.88 is: 93,779.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,232.20 : 143,799.33 = 67,975.88 : x
  2. Step 2: Convert to fraction form
    104,232.20/143,799.33 = 67,975.88/x
  3. Step 3: Cross multiply
    104,232.20x = 143,799.33 × 67,975.88
  4. Step 4: Simplify right side
    104,232.20x = 9,774,885,281.16
  5. Step 5: Solve for x
    x = 9,774,885,281.16/104,232.20
  6. Step 6: Final answer
    x = 93,779.90

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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.