Home / 53,819.07-80,728.65-25,732.50

Finding the Fourth Proportional to 53,819.07, 80,728.65 and 25,732.50

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Solution

The fourth proportional to 53,819.07, 80,728.65 and 25,732.50 is: 38,598.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,819.07 : 80,728.65 = 25,732.50 : x
  2. Step 2: Convert to fraction form
    53,819.07/80,728.65 = 25,732.50/x
  3. Step 3: Cross multiply
    53,819.07x = 80,728.65 × 25,732.50
  4. Step 4: Simplify right side
    53,819.07x = 2,077,349,986.13
  5. Step 5: Solve for x
    x = 2,077,349,986.13/53,819.07
  6. Step 6: Final answer
    x = 38,598.77

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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.