Home / 168,386.93-252,221.28-136,228.01

Finding the Fourth Proportional to 168,386.93, 252,221.28 and 136,228.01

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Solution

The fourth proportional to 168,386.93, 252,221.28 and 136,228.01 is: 204,051.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,386.93 : 252,221.28 = 136,228.01 : x
  2. Step 2: Convert to fraction form
    168,386.93/252,221.28 = 136,228.01/x
  3. Step 3: Cross multiply
    168,386.93x = 252,221.28 × 136,228.01
  4. Step 4: Simplify right side
    168,386.93x = 34,359,601,792.95
  5. Step 5: Solve for x
    x = 34,359,601,792.95/168,386.93
  6. Step 6: Final answer
    x = 204,051.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.