Home / 151,526.24-209,195.91-134,712.80

Finding the Fourth Proportional to 151,526.24, 209,195.91 and 134,712.80

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Solution

The fourth proportional to 151,526.24, 209,195.91 and 134,712.80 is: 185,983.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,526.24 : 209,195.91 = 134,712.80 : x
  2. Step 2: Convert to fraction form
    151,526.24/209,195.91 = 134,712.80/x
  3. Step 3: Cross multiply
    151,526.24x = 209,195.91 × 134,712.80
  4. Step 4: Simplify right side
    151,526.24x = 28,181,365,738.67
  5. Step 5: Solve for x
    x = 28,181,365,738.67/151,526.24
  6. Step 6: Final answer
    x = 185,983.41

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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.