Home / 170,229.96-234,810.90-122,407.56

Finding the Fourth Proportional to 170,229.96, 234,810.90 and 122,407.56

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Solution

The fourth proportional to 170,229.96, 234,810.90 and 122,407.56 is: 168,845.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,229.96 : 234,810.90 = 122,407.56 : x
  2. Step 2: Convert to fraction form
    170,229.96/234,810.90 = 122,407.56/x
  3. Step 3: Cross multiply
    170,229.96x = 234,810.90 × 122,407.56
  4. Step 4: Simplify right side
    170,229.96x = 28,742,629,330.40
  5. Step 5: Solve for x
    x = 28,742,629,330.40/170,229.96
  6. Step 6: Final answer
    x = 168,845.89

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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.