Home / 199,363.01-275,127.80-113,325.59

Finding the Fourth Proportional to 199,363.01, 275,127.80 and 113,325.59

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Solution

The fourth proportional to 199,363.01, 275,127.80 and 113,325.59 is: 156,393.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,363.01 : 275,127.80 = 113,325.59 : x
  2. Step 2: Convert to fraction form
    199,363.01/275,127.80 = 113,325.59/x
  3. Step 3: Cross multiply
    199,363.01x = 275,127.80 × 113,325.59
  4. Step 4: Simplify right side
    199,363.01x = 31,179,020,260.40
  5. Step 5: Solve for x
    x = 31,179,020,260.40/199,363.01
  6. Step 6: Final answer
    x = 156,393.21

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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.