Home / 127,623.22-191,444.55-38,884.30

Finding the Fourth Proportional to 127,623.22, 191,444.55 and 38,884.30

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Solution

The fourth proportional to 127,623.22, 191,444.55 and 38,884.30 is: 58,329.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,623.22 : 191,444.55 = 38,884.30 : x
  2. Step 2: Convert to fraction form
    127,623.22/191,444.55 = 38,884.30/x
  3. Step 3: Cross multiply
    127,623.22x = 191,444.55 × 38,884.30
  4. Step 4: Simplify right side
    127,623.22x = 7,444,187,315.57
  5. Step 5: Solve for x
    x = 7,444,187,315.57/127,623.22
  6. Step 6: Final answer
    x = 58,329.41

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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.