Home / 156,339.54-234,823.13-93,282.72

Finding the Fourth Proportional to 156,339.54, 234,823.13 and 93,282.72

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Solution

The fourth proportional to 156,339.54, 234,823.13 and 93,282.72 is: 140,111.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,339.54 : 234,823.13 = 93,282.72 : x
  2. Step 2: Convert to fraction form
    156,339.54/234,823.13 = 93,282.72/x
  3. Step 3: Cross multiply
    156,339.54x = 234,823.13 × 93,282.72
  4. Step 4: Simplify right side
    156,339.54x = 21,904,939,818.90
  5. Step 5: Solve for x
    x = 21,904,939,818.90/156,339.54
  6. Step 6: Final answer
    x = 140,111.32

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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.