Home / 141,634.55-195,430.81-85,047.14

Finding the Fourth Proportional to 141,634.55, 195,430.81 and 85,047.14

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Solution

The fourth proportional to 141,634.55, 195,430.81 and 85,047.14 is: 117,350.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,634.55 : 195,430.81 = 85,047.14 : x
  2. Step 2: Convert to fraction form
    141,634.55/195,430.81 = 85,047.14/x
  3. Step 3: Cross multiply
    141,634.55x = 195,430.81 × 85,047.14
  4. Step 4: Simplify right side
    141,634.55x = 16,620,831,458.38
  5. Step 5: Solve for x
    x = 16,620,831,458.38/141,634.55
  6. Step 6: Final answer
    x = 117,350.12

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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.