Home / 199,644.95-275,516.06-113,616.27

Finding the Fourth Proportional to 199,644.95, 275,516.06 and 113,616.27

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Solution

The fourth proportional to 199,644.95, 275,516.06 and 113,616.27 is: 156,793.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,644.95 : 275,516.06 = 113,616.27 : x
  2. Step 2: Convert to fraction form
    199,644.95/275,516.06 = 113,616.27/x
  3. Step 3: Cross multiply
    199,644.95x = 275,516.06 × 113,616.27
  4. Step 4: Simplify right side
    199,644.95x = 31,303,107,955.13
  5. Step 5: Solve for x
    x = 31,303,107,955.13/199,644.95
  6. Step 6: Final answer
    x = 156,793.89

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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.