Home / 288,946.20-433,419.30-101,957.70

Finding the Fourth Proportional to 288,946.20, 433,419.30 and 101,957.70

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Solution

The fourth proportional to 288,946.20, 433,419.30 and 101,957.70 is: 152,936.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,946.20 : 433,419.30 = 101,957.70 : x
  2. Step 2: Convert to fraction form
    288,946.20/433,419.30 = 101,957.70/x
  3. Step 3: Cross multiply
    288,946.20x = 433,419.30 × 101,957.70
  4. Step 4: Simplify right side
    288,946.20x = 44,190,434,963.61
  5. Step 5: Solve for x
    x = 44,190,434,963.61/288,946.20
  6. Step 6: Final answer
    x = 152,936.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.