Home / 141,965.12-195,732-93,559.52

Finding the Fourth Proportional to 141,965.12, 195,732 and 93,559.52

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Solution

The fourth proportional to 141,965.12, 195,732 and 93,559.52 is: 128,993.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,965.12 : 195,732 = 93,559.52 : x
  2. Step 2: Convert to fraction form
    141,965.12/195,732 = 93,559.52/x
  3. Step 3: Cross multiply
    141,965.12x = 195,732 × 93,559.52
  4. Step 4: Simplify right side
    141,965.12x = 18,312,591,968.64
  5. Step 5: Solve for x
    x = 18,312,591,968.64/141,965.12
  6. Step 6: Final answer
    x = 128,993.60

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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.