Home / 141,532.59-195,313.03-77,001.09

Finding the Fourth Proportional to 141,532.59, 195,313.03 and 77,001.09

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Solution

The fourth proportional to 141,532.59, 195,313.03 and 77,001.09 is: 106,260.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,532.59 : 195,313.03 = 77,001.09 : x
  2. Step 2: Convert to fraction form
    141,532.59/195,313.03 = 77,001.09/x
  3. Step 3: Cross multiply
    141,532.59x = 195,313.03 × 77,001.09
  4. Step 4: Simplify right side
    141,532.59x = 15,039,315,378.61
  5. Step 5: Solve for x
    x = 15,039,315,378.61/141,532.59
  6. Step 6: Final answer
    x = 106,260.44

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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.