Home / 156,756.73-235,133.83-93,155.65

Finding the Fourth Proportional to 156,756.73, 235,133.83 and 93,155.65

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Solution

The fourth proportional to 156,756.73, 235,133.83 and 93,155.65 is: 139,732.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,756.73 : 235,133.83 = 93,155.65 : x
  2. Step 2: Convert to fraction form
    156,756.73/235,133.83 = 93,155.65/x
  3. Step 3: Cross multiply
    156,756.73x = 235,133.83 × 93,155.65
  4. Step 4: Simplify right side
    156,756.73x = 21,904,044,770.64
  5. Step 5: Solve for x
    x = 21,904,044,770.64/156,756.73
  6. Step 6: Final answer
    x = 139,732.72

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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.