Home / 168,818.33-233,041.02-105,187.56

Finding the Fourth Proportional to 168,818.33, 233,041.02 and 105,187.56

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Solution

The fourth proportional to 168,818.33, 233,041.02 and 105,187.56 is: 145,203.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,818.33 : 233,041.02 = 105,187.56 : x
  2. Step 2: Convert to fraction form
    168,818.33/233,041.02 = 105,187.56/x
  3. Step 3: Cross multiply
    168,818.33x = 233,041.02 × 105,187.56
  4. Step 4: Simplify right side
    168,818.33x = 24,513,017,203.73
  5. Step 5: Solve for x
    x = 24,513,017,203.73/168,818.33
  6. Step 6: Final answer
    x = 145,203.53

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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.