Home / 141,215.04-194,904.36-87,523.92

Finding the Fourth Proportional to 141,215.04, 194,904.36 and 87,523.92

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Solution

The fourth proportional to 141,215.04, 194,904.36 and 87,523.92 is: 120,800.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,215.04 : 194,904.36 = 87,523.92 : x
  2. Step 2: Convert to fraction form
    141,215.04/194,904.36 = 87,523.92/x
  3. Step 3: Cross multiply
    141,215.04x = 194,904.36 × 87,523.92
  4. Step 4: Simplify right side
    141,215.04x = 17,058,793,612.29
  5. Step 5: Solve for x
    x = 17,058,793,612.29/141,215.04
  6. Step 6: Final answer
    x = 120,800.12

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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.