Home / 163,516.02-225,657.82-91,894.62

Finding the Fourth Proportional to 163,516.02, 225,657.82 and 91,894.62

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Solution

The fourth proportional to 163,516.02, 225,657.82 and 91,894.62 is: 126,817.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,516.02 : 225,657.82 = 91,894.62 : x
  2. Step 2: Convert to fraction form
    163,516.02/225,657.82 = 91,894.62/x
  3. Step 3: Cross multiply
    163,516.02x = 225,657.82 × 91,894.62
  4. Step 4: Simplify right side
    163,516.02x = 20,736,739,618.93
  5. Step 5: Solve for x
    x = 20,736,739,618.93/163,516.02
  6. Step 6: Final answer
    x = 126,817.79

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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.