Home / 156,533.32-234,802.22-38,206.88

Finding the Fourth Proportional to 156,533.32, 234,802.22 and 38,206.88

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Solution

The fourth proportional to 156,533.32, 234,802.22 and 38,206.88 is: 57,310.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,533.32 : 234,802.22 = 38,206.88 : x
  2. Step 2: Convert to fraction form
    156,533.32/234,802.22 = 38,206.88/x
  3. Step 3: Cross multiply
    156,533.32x = 234,802.22 × 38,206.88
  4. Step 4: Simplify right side
    156,533.32x = 8,971,060,243.27
  5. Step 5: Solve for x
    x = 8,971,060,243.27/156,533.32
  6. Step 6: Final answer
    x = 57,310.87

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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.