Home / 147,252.77-203,203.42-89,987.92

Finding the Fourth Proportional to 147,252.77, 203,203.42 and 89,987.92

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Solution

The fourth proportional to 147,252.77, 203,203.42 and 89,987.92 is: 124,180.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,252.77 : 203,203.42 = 89,987.92 : x
  2. Step 2: Convert to fraction form
    147,252.77/203,203.42 = 89,987.92/x
  3. Step 3: Cross multiply
    147,252.77x = 203,203.42 × 89,987.92
  4. Step 4: Simplify right side
    147,252.77x = 18,285,853,102.69
  5. Step 5: Solve for x
    x = 18,285,853,102.69/147,252.77
  6. Step 6: Final answer
    x = 124,180.03

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1.5x scale

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.