Home / 163,293.52-225,337.80-91,672.24

Finding the Fourth Proportional to 163,293.52, 225,337.80 and 91,672.24

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Solution

The fourth proportional to 163,293.52, 225,337.80 and 91,672.24 is: 126,503.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,293.52 : 225,337.80 = 91,672.24 : x
  2. Step 2: Convert to fraction form
    163,293.52/225,337.80 = 91,672.24/x
  3. Step 3: Cross multiply
    163,293.52x = 225,337.80 × 91,672.24
  4. Step 4: Simplify right side
    163,293.52x = 20,657,220,882.67
  5. Step 5: Solve for x
    x = 20,657,220,882.67/163,293.52
  6. Step 6: Final answer
    x = 126,503.62

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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.