Home / 141,636.17-195,433.08-85,048.76

Finding the Fourth Proportional to 141,636.17, 195,433.08 and 85,048.76

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Solution

The fourth proportional to 141,636.17, 195,433.08 and 85,048.76 is: 117,352.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,636.17 : 195,433.08 = 85,048.76 : x
  2. Step 2: Convert to fraction form
    141,636.17/195,433.08 = 85,048.76/x
  3. Step 3: Cross multiply
    141,636.17x = 195,433.08 × 85,048.76
  4. Step 4: Simplify right side
    141,636.17x = 16,621,341,116.98
  5. Step 5: Solve for x
    x = 16,621,341,116.98/141,636.17
  6. Step 6: Final answer
    x = 117,352.38

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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.