Home / 199,501.85-275,312.57-127,882.01

Finding the Fourth Proportional to 199,501.85, 275,312.57 and 127,882.01

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Solution

The fourth proportional to 199,501.85, 275,312.57 and 127,882.01 is: 176,477.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,501.85 : 275,312.57 = 127,882.01 : x
  2. Step 2: Convert to fraction form
    199,501.85/275,312.57 = 127,882.01/x
  3. Step 3: Cross multiply
    199,501.85x = 275,312.57 × 127,882.01
  4. Step 4: Simplify right side
    199,501.85x = 35,207,524,829.87
  5. Step 5: Solve for x
    x = 35,207,524,829.87/199,501.85
  6. Step 6: Final answer
    x = 176,477.18

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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.