Home / 51,828.84-71,563.98-40,478.52

Finding the Fourth Proportional to 51,828.84, 71,563.98 and 40,478.52

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Solution

The fourth proportional to 51,828.84, 71,563.98 and 40,478.52 is: 55,891.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,828.84 : 71,563.98 = 40,478.52 : x
  2. Step 2: Convert to fraction form
    51,828.84/71,563.98 = 40,478.52/x
  3. Step 3: Cross multiply
    51,828.84x = 71,563.98 × 40,478.52
  4. Step 4: Simplify right side
    51,828.84x = 2,896,803,995.71
  5. Step 5: Solve for x
    x = 2,896,803,995.71/51,828.84
  6. Step 6: Final answer
    x = 55,891.74

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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.