Home / 158,742.75-238,114.14-47,934.75

Finding the Fourth Proportional to 158,742.75, 238,114.14 and 47,934.75

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Solution

The fourth proportional to 158,742.75, 238,114.14 and 47,934.75 is: 71,902.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,742.75 : 238,114.14 = 47,934.75 : x
  2. Step 2: Convert to fraction form
    158,742.75/238,114.14 = 47,934.75/x
  3. Step 3: Cross multiply
    158,742.75x = 238,114.14 × 47,934.75
  4. Step 4: Simplify right side
    158,742.75x = 11,413,941,772.37
  5. Step 5: Solve for x
    x = 11,413,941,772.37/158,742.75
  6. Step 6: Final answer
    x = 71,902.13

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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.