Home / 109,600.04-151,110.36-89,436.44

Finding the Fourth Proportional to 109,600.04, 151,110.36 and 89,436.44

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Solution

The fourth proportional to 109,600.04, 151,110.36 and 89,436.44 is: 123,309.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,600.04 : 151,110.36 = 89,436.44 : x
  2. Step 2: Convert to fraction form
    109,600.04/151,110.36 = 89,436.44/x
  3. Step 3: Cross multiply
    109,600.04x = 151,110.36 × 89,436.44
  4. Step 4: Simplify right side
    109,600.04x = 13,514,772,645.52
  5. Step 5: Solve for x
    x = 13,514,772,645.52/109,600.04
  6. Step 6: Final answer
    x = 123,309.92

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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.