Home / 141,999.68-195,950.40-85,442.24

Finding the Fourth Proportional to 141,999.68, 195,950.40 and 85,442.24

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Solution

The fourth proportional to 141,999.68, 195,950.40 and 85,442.24 is: 117,904.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,999.68 : 195,950.40 = 85,442.24 : x
  2. Step 2: Convert to fraction form
    141,999.68/195,950.40 = 85,442.24/x
  3. Step 3: Cross multiply
    141,999.68x = 195,950.40 × 85,442.24
  4. Step 4: Simplify right side
    141,999.68x = 16,742,441,104.90
  5. Step 5: Solve for x
    x = 16,742,441,104.90/141,999.68
  6. Step 6: Final answer
    x = 117,904.78

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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.