Home / 199,501.35-275,311.88-127,881.51

Finding the Fourth Proportional to 199,501.35, 275,311.88 and 127,881.51

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Solution

The fourth proportional to 199,501.35, 275,311.88 and 127,881.51 is: 176,476.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,501.35 : 275,311.88 = 127,881.51 : x
  2. Step 2: Convert to fraction form
    199,501.35/275,311.88 = 127,881.51/x
  3. Step 3: Cross multiply
    199,501.35x = 275,311.88 × 127,881.51
  4. Step 4: Simplify right side
    199,501.35x = 35,207,298,295.93
  5. Step 5: Solve for x
    x = 35,207,298,295.93/199,501.35
  6. Step 6: Final answer
    x = 176,476.49

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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.