Home / 210,723.57-316,061.73-52,952.31

Finding the Fourth Proportional to 210,723.57, 316,061.73 and 52,952.31

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Solution

The fourth proportional to 210,723.57, 316,061.73 and 52,952.31 is: 79,422.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,723.57 : 316,061.73 = 52,952.31 : x
  2. Step 2: Convert to fraction form
    210,723.57/316,061.73 = 52,952.31/x
  3. Step 3: Cross multiply
    210,723.57x = 316,061.73 × 52,952.31
  4. Step 4: Simplify right side
    210,723.57x = 16,736,198,706.10
  5. Step 5: Solve for x
    x = 16,736,198,706.10/210,723.57
  6. Step 6: Final answer
    x = 79,422.53

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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.