Home / 156,172.04-234,033.88-88,757.76

Finding the Fourth Proportional to 156,172.04, 234,033.88 and 88,757.76

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Solution

The fourth proportional to 156,172.04, 234,033.88 and 88,757.76 is: 133,009.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,172.04 : 234,033.88 = 88,757.76 : x
  2. Step 2: Convert to fraction form
    156,172.04/234,033.88 = 88,757.76/x
  3. Step 3: Cross multiply
    156,172.04x = 234,033.88 × 88,757.76
  4. Step 4: Simplify right side
    156,172.04x = 20,772,322,952.91
  5. Step 5: Solve for x
    x = 20,772,322,952.91/156,172.04
  6. Step 6: Final answer
    x = 133,009.23

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1.5x scale

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.