Home / 141,050.96-194,659.14-77,388.92

Finding the Fourth Proportional to 141,050.96, 194,659.14 and 77,388.92

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Solution

The fourth proportional to 141,050.96, 194,659.14 and 77,388.92 is: 106,801.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,050.96 : 194,659.14 = 77,388.92 : x
  2. Step 2: Convert to fraction form
    141,050.96/194,659.14 = 77,388.92/x
  3. Step 3: Cross multiply
    141,050.96x = 194,659.14 × 77,388.92
  4. Step 4: Simplify right side
    141,050.96x = 15,064,460,612.73
  5. Step 5: Solve for x
    x = 15,064,460,612.73/141,050.96
  6. Step 6: Final answer
    x = 106,801.55

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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.