Home / 184,862.49-255,110.23-99,979.55

Finding the Fourth Proportional to 184,862.49, 255,110.23 and 99,979.55

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Solution

The fourth proportional to 184,862.49, 255,110.23 and 99,979.55 is: 137,971.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,862.49 : 255,110.23 = 99,979.55 : x
  2. Step 2: Convert to fraction form
    184,862.49/255,110.23 = 99,979.55/x
  3. Step 3: Cross multiply
    184,862.49x = 255,110.23 × 99,979.55
  4. Step 4: Simplify right side
    184,862.49x = 25,505,806,883.52
  5. Step 5: Solve for x
    x = 25,505,806,883.52/184,862.49
  6. Step 6: Final answer
    x = 137,971.78

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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.