Home / 199,302.12-275,003.10-114,417.36

Finding the Fourth Proportional to 199,302.12, 275,003.10 and 114,417.36

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Solution

The fourth proportional to 199,302.12, 275,003.10 and 114,417.36 is: 157,876.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,302.12 : 275,003.10 = 114,417.36 : x
  2. Step 2: Convert to fraction form
    199,302.12/275,003.10 = 114,417.36/x
  3. Step 3: Cross multiply
    199,302.12x = 275,003.10 × 114,417.36
  4. Step 4: Simplify right side
    199,302.12x = 31,465,128,693.82
  5. Step 5: Solve for x
    x = 31,465,128,693.82/199,302.12
  6. Step 6: Final answer
    x = 157,876.54

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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.