Home / 129,316.77-193,974.89-35,822.25

Finding the Fourth Proportional to 129,316.77, 193,974.89 and 35,822.25

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Solution

The fourth proportional to 129,316.77, 193,974.89 and 35,822.25 is: 53,733.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,316.77 : 193,974.89 = 35,822.25 : x
  2. Step 2: Convert to fraction form
    129,316.77/193,974.89 = 35,822.25/x
  3. Step 3: Cross multiply
    129,316.77x = 193,974.89 × 35,822.25
  4. Step 4: Simplify right side
    129,316.77x = 6,948,616,824.19
  5. Step 5: Solve for x
    x = 6,948,616,824.19/129,316.77
  6. Step 6: Final answer
    x = 53,733.30

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1.5x scale

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.