Home / 194,140.98-291,281.52-67,799.79

Finding the Fourth Proportional to 194,140.98, 291,281.52 and 67,799.79

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Solution

The fourth proportional to 194,140.98, 291,281.52 and 67,799.79 is: 101,724.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,140.98 : 291,281.52 = 67,799.79 : x
  2. Step 2: Convert to fraction form
    194,140.98/291,281.52 = 67,799.79/x
  3. Step 3: Cross multiply
    194,140.98x = 291,281.52 × 67,799.79
  4. Step 4: Simplify right side
    194,140.98x = 19,748,825,886.88
  5. Step 5: Solve for x
    x = 19,748,825,886.88/194,140.98
  6. Step 6: Final answer
    x = 101,724.15

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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.