Home / 161,968.76-223,214.21-116,567.91

Finding the Fourth Proportional to 161,968.76, 223,214.21 and 116,567.91

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Solution

The fourth proportional to 161,968.76, 223,214.21 and 116,567.91 is: 160,645.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,968.76 : 223,214.21 = 116,567.91 : x
  2. Step 2: Convert to fraction form
    161,968.76/223,214.21 = 116,567.91/x
  3. Step 3: Cross multiply
    161,968.76x = 223,214.21 × 116,567.91
  4. Step 4: Simplify right side
    161,968.76x = 26,019,613,359.16
  5. Step 5: Solve for x
    x = 26,019,613,359.16/161,968.76
  6. Step 6: Final answer
    x = 160,645.88

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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.