Home / 191,010.65-263,596.27-119,432.17

Finding the Fourth Proportional to 191,010.65, 263,596.27 and 119,432.17

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Solution

The fourth proportional to 191,010.65, 263,596.27 and 119,432.17 is: 164,817.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,010.65 : 263,596.27 = 119,432.17 : x
  2. Step 2: Convert to fraction form
    191,010.65/263,596.27 = 119,432.17/x
  3. Step 3: Cross multiply
    191,010.65x = 263,596.27 × 119,432.17
  4. Step 4: Simplify right side
    191,010.65x = 31,481,873,572.43
  5. Step 5: Solve for x
    x = 31,481,873,572.43/191,010.65
  6. Step 6: Final answer
    x = 164,817.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.