Home / 155,285.66-232,930.72-102,316.83

Finding the Fourth Proportional to 155,285.66, 232,930.72 and 102,316.83

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Solution

The fourth proportional to 155,285.66, 232,930.72 and 102,316.83 is: 153,476.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,285.66 : 232,930.72 = 102,316.83 : x
  2. Step 2: Convert to fraction form
    155,285.66/232,930.72 = 102,316.83/x
  3. Step 3: Cross multiply
    155,285.66x = 232,930.72 × 102,316.83
  4. Step 4: Simplify right side
    155,285.66x = 23,832,732,134.42
  5. Step 5: Solve for x
    x = 23,832,732,134.42/155,285.66
  6. Step 6: Final answer
    x = 153,476.71

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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.