Home / 49,534.91-74,313.69-21,459.63

Finding the Fourth Proportional to 49,534.91, 74,313.69 and 21,459.63

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Solution

The fourth proportional to 49,534.91, 74,313.69 and 21,459.63 is: 32,194.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,534.91 : 74,313.69 = 21,459.63 : x
  2. Step 2: Convert to fraction form
    49,534.91/74,313.69 = 21,459.63/x
  3. Step 3: Cross multiply
    49,534.91x = 74,313.69 × 21,459.63
  4. Step 4: Simplify right side
    49,534.91x = 1,594,744,184.04
  5. Step 5: Solve for x
    x = 1,594,744,184.04/49,534.91
  6. Step 6: Final answer
    x = 32,194.35

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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.