Home / 141,252.56-194,929.97-76,723.06

Finding the Fourth Proportional to 141,252.56, 194,929.97 and 76,723.06

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Solution

The fourth proportional to 141,252.56, 194,929.97 and 76,723.06 is: 105,878.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,252.56 : 194,929.97 = 76,723.06 : x
  2. Step 2: Convert to fraction form
    141,252.56/194,929.97 = 76,723.06/x
  3. Step 3: Cross multiply
    141,252.56x = 194,929.97 × 76,723.06
  4. Step 4: Simplify right side
    141,252.56x = 14,955,623,931.87
  5. Step 5: Solve for x
    x = 14,955,623,931.87/141,252.56
  6. Step 6: Final answer
    x = 105,878.60

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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.