Home / 199,569.36-275,353.11-113,529.12

Finding the Fourth Proportional to 199,569.36, 275,353.11 and 113,529.12

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Solution

The fourth proportional to 199,569.36, 275,353.11 and 113,529.12 is: 156,640.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,569.36 : 275,353.11 = 113,529.12 : x
  2. Step 2: Convert to fraction form
    199,569.36/275,353.11 = 113,529.12/x
  3. Step 3: Cross multiply
    199,569.36x = 275,353.11 × 113,529.12
  4. Step 4: Simplify right side
    199,569.36x = 31,260,596,267.56
  5. Step 5: Solve for x
    x = 31,260,596,267.56/199,569.36
  6. Step 6: Final answer
    x = 156,640.26

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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.