Home / 141,609.08-195,439.20-85,024.10

Finding the Fourth Proportional to 141,609.08, 195,439.20 and 85,024.10

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Solution

The fourth proportional to 141,609.08, 195,439.20 and 85,024.10 is: 117,344.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,609.08 : 195,439.20 = 85,024.10 : x
  2. Step 2: Convert to fraction form
    141,609.08/195,439.20 = 85,024.10/x
  3. Step 3: Cross multiply
    141,609.08x = 195,439.20 × 85,024.10
  4. Step 4: Simplify right side
    141,609.08x = 16,617,042,254.48
  5. Step 5: Solve for x
    x = 16,617,042,254.48/141,609.08
  6. Step 6: Final answer
    x = 117,344.47

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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.