Home / 152,982.36-229,309.47-73,987.92

Finding the Fourth Proportional to 152,982.36, 229,309.47 and 73,987.92

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Solution

The fourth proportional to 152,982.36, 229,309.47 and 73,987.92 is: 110,902.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,982.36 : 229,309.47 = 73,987.92 : x
  2. Step 2: Convert to fraction form
    152,982.36/229,309.47 = 73,987.92/x
  3. Step 3: Cross multiply
    152,982.36x = 229,309.47 × 73,987.92
  4. Step 4: Simplify right side
    152,982.36x = 16,966,130,721.60
  5. Step 5: Solve for x
    x = 16,966,130,721.60/152,982.36
  6. Step 6: Final answer
    x = 110,902.53

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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.