Home / 113,867.16-170,686.42-38,936.06

Finding the Fourth Proportional to 113,867.16, 170,686.42 and 38,936.06

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Solution

The fourth proportional to 113,867.16, 170,686.42 and 38,936.06 is: 58,365.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,867.16 : 170,686.42 = 38,936.06 : x
  2. Step 2: Convert to fraction form
    113,867.16/170,686.42 = 38,936.06/x
  3. Step 3: Cross multiply
    113,867.16x = 170,686.42 × 38,936.06
  4. Step 4: Simplify right side
    113,867.16x = 6,645,856,690.31
  5. Step 5: Solve for x
    x = 6,645,856,690.31/113,867.16
  6. Step 6: Final answer
    x = 58,365.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.