Home / 127,734.44-191,601.62-38,988.36

Finding the Fourth Proportional to 127,734.44, 191,601.62 and 38,988.36

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Solution

The fourth proportional to 127,734.44, 191,601.62 and 38,988.36 is: 58,482.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,734.44 : 191,601.62 = 38,988.36 : x
  2. Step 2: Convert to fraction form
    127,734.44/191,601.62 = 38,988.36/x
  3. Step 3: Cross multiply
    127,734.44x = 191,601.62 × 38,988.36
  4. Step 4: Simplify right side
    127,734.44x = 7,470,232,937.14
  5. Step 5: Solve for x
    x = 7,470,232,937.14/127,734.44
  6. Step 6: Final answer
    x = 58,482.53

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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.