Home / 168,483.06-232,317.08-137,760.30

Finding the Fourth Proportional to 168,483.06, 232,317.08 and 137,760.30

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Solution

The fourth proportional to 168,483.06, 232,317.08 and 137,760.30 is: 189,954.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,483.06 : 232,317.08 = 137,760.30 : x
  2. Step 2: Convert to fraction form
    168,483.06/232,317.08 = 137,760.30/x
  3. Step 3: Cross multiply
    168,483.06x = 232,317.08 × 137,760.30
  4. Step 4: Simplify right side
    168,483.06x = 32,004,070,635.92
  5. Step 5: Solve for x
    x = 32,004,070,635.92/168,483.06
  6. Step 6: Final answer
    x = 189,954.23

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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.