Home / 185,825.40-256,394.92-109,347.82

Finding the Fourth Proportional to 185,825.40, 256,394.92 and 109,347.82

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Solution

The fourth proportional to 185,825.40, 256,394.92 and 109,347.82 is: 150,874.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,825.40 : 256,394.92 = 109,347.82 : x
  2. Step 2: Convert to fraction form
    185,825.40/256,394.92 = 109,347.82/x
  3. Step 3: Cross multiply
    185,825.40x = 256,394.92 × 109,347.82
  4. Step 4: Simplify right side
    185,825.40x = 28,036,225,561.07
  5. Step 5: Solve for x
    x = 28,036,225,561.07/185,825.40
  6. Step 6: Final answer
    x = 150,874.02

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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.