Home / 161,647.68-223,175.91-119,132.16

Finding the Fourth Proportional to 161,647.68, 223,175.91 and 119,132.16

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Solution

The fourth proportional to 161,647.68, 223,175.91 and 119,132.16 is: 164,477.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,647.68 : 223,175.91 = 119,132.16 : x
  2. Step 2: Convert to fraction form
    161,647.68/223,175.91 = 119,132.16/x
  3. Step 3: Cross multiply
    161,647.68x = 223,175.91 × 119,132.16
  4. Step 4: Simplify right side
    161,647.68x = 26,587,428,218.27
  5. Step 5: Solve for x
    x = 26,587,428,218.27/161,647.68
  6. Step 6: Final answer
    x = 164,477.64

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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.