Home / 199,300.13-275,045.12-114,422.66

Finding the Fourth Proportional to 199,300.13, 275,045.12 and 114,422.66

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Solution

The fourth proportional to 199,300.13, 275,045.12 and 114,422.66 is: 157,909.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,300.13 : 275,045.12 = 114,422.66 : x
  2. Step 2: Convert to fraction form
    199,300.13/275,045.12 = 114,422.66/x
  3. Step 3: Cross multiply
    199,300.13x = 275,045.12 × 114,422.66
  4. Step 4: Simplify right side
    199,300.13x = 31,471,392,303.08
  5. Step 5: Solve for x
    x = 31,471,392,303.08/199,300.13
  6. Step 6: Final answer
    x = 157,909.55

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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.