Home / 156,156.32-234,467.76-153,823.52

Finding the Fourth Proportional to 156,156.32, 234,467.76 and 153,823.52

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Solution

The fourth proportional to 156,156.32, 234,467.76 and 153,823.52 is: 230,965.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,156.32 : 234,467.76 = 153,823.52 : x
  2. Step 2: Convert to fraction form
    156,156.32/234,467.76 = 153,823.52/x
  3. Step 3: Cross multiply
    156,156.32x = 234,467.76 × 153,823.52
  4. Step 4: Simplify right side
    156,156.32x = 36,066,656,169.72
  5. Step 5: Solve for x
    x = 36,066,656,169.72/156,156.32
  6. Step 6: Final answer
    x = 230,965.08

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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.