Home / 199,523.31-275,346.10-156,554.29

Finding the Fourth Proportional to 199,523.31, 275,346.10 and 156,554.29

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Solution

The fourth proportional to 199,523.31, 275,346.10 and 156,554.29 is: 216,048.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,523.31 : 275,346.10 = 156,554.29 : x
  2. Step 2: Convert to fraction form
    199,523.31/275,346.10 = 156,554.29/x
  3. Step 3: Cross multiply
    199,523.31x = 275,346.10 × 156,554.29
  4. Step 4: Simplify right side
    199,523.31x = 43,106,613,189.77
  5. Step 5: Solve for x
    x = 43,106,613,189.77/199,523.31
  6. Step 6: Final answer
    x = 216,048.01

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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.