Home / 53,059.56-79,518.98-38,953.61

Finding the Fourth Proportional to 53,059.56, 79,518.98 and 38,953.61

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Solution

The fourth proportional to 53,059.56, 79,518.98 and 38,953.61 is: 58,378.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,059.56 : 79,518.98 = 38,953.61 : x
  2. Step 2: Convert to fraction form
    53,059.56/79,518.98 = 38,953.61/x
  3. Step 3: Cross multiply
    53,059.56x = 79,518.98 × 38,953.61
  4. Step 4: Simplify right side
    53,059.56x = 3,097,551,332.50
  5. Step 5: Solve for x
    x = 3,097,551,332.50/53,059.56
  6. Step 6: Final answer
    x = 58,378.76

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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.