Home / 199,535.92-275,406.70-114,702.20

Finding the Fourth Proportional to 199,535.92, 275,406.70 and 114,702.20

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Solution

The fourth proportional to 199,535.92, 275,406.70 and 114,702.20 is: 158,316.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,535.92 : 275,406.70 = 114,702.20 : x
  2. Step 2: Convert to fraction form
    199,535.92/275,406.70 = 114,702.20/x
  3. Step 3: Cross multiply
    199,535.92x = 275,406.70 × 114,702.20
  4. Step 4: Simplify right side
    199,535.92x = 31,589,754,384.74
  5. Step 5: Solve for x
    x = 31,589,754,384.74/199,535.92
  6. Step 6: Final answer
    x = 158,316.13

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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.