Home / 152,723.24-210,769.65-84,753.11

Finding the Fourth Proportional to 152,723.24, 210,769.65 and 84,753.11

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Solution

The fourth proportional to 152,723.24, 210,769.65 and 84,753.11 is: 116,965.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,723.24 : 210,769.65 = 84,753.11 : x
  2. Step 2: Convert to fraction form
    152,723.24/210,769.65 = 84,753.11/x
  3. Step 3: Cross multiply
    152,723.24x = 210,769.65 × 84,753.11
  4. Step 4: Simplify right side
    152,723.24x = 17,863,382,277.26
  5. Step 5: Solve for x
    x = 17,863,382,277.26/152,723.24
  6. Step 6: Final answer
    x = 116,965.71

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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.