Home / 156,929.80-235,394.70-146,561.80

Finding the Fourth Proportional to 156,929.80, 235,394.70 and 146,561.80

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Solution

The fourth proportional to 156,929.80, 235,394.70 and 146,561.80 is: 219,842.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,929.80 : 235,394.70 = 146,561.80 : x
  2. Step 2: Convert to fraction form
    156,929.80/235,394.70 = 146,561.80/x
  3. Step 3: Cross multiply
    156,929.80x = 235,394.70 × 146,561.80
  4. Step 4: Simplify right side
    156,929.80x = 34,499,870,942.46
  5. Step 5: Solve for x
    x = 34,499,870,942.46/156,929.80
  6. Step 6: Final answer
    x = 219,842.70

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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.