Home / 163,870.16-226,123.20-92,248.88

Finding the Fourth Proportional to 163,870.16, 226,123.20 and 92,248.88

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Solution

The fourth proportional to 163,870.16, 226,123.20 and 92,248.88 is: 127,293.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,870.16 : 226,123.20 = 92,248.88 : x
  2. Step 2: Convert to fraction form
    163,870.16/226,123.20 = 92,248.88/x
  3. Step 3: Cross multiply
    163,870.16x = 226,123.20 × 92,248.88
  4. Step 4: Simplify right side
    163,870.16x = 20,859,611,942.02
  5. Step 5: Solve for x
    x = 20,859,611,942.02/163,870.16
  6. Step 6: Final answer
    x = 127,293.53

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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.