Home / 58,845.06-88,239.84-21,378.71

Finding the Fourth Proportional to 58,845.06, 88,239.84 and 21,378.71

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Solution

The fourth proportional to 58,845.06, 88,239.84 and 21,378.71 is: 32,057.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,845.06 : 88,239.84 = 21,378.71 : x
  2. Step 2: Convert to fraction form
    58,845.06/88,239.84 = 21,378.71/x
  3. Step 3: Cross multiply
    58,845.06x = 88,239.84 × 21,378.71
  4. Step 4: Simplify right side
    58,845.06x = 1,886,453,508.61
  5. Step 5: Solve for x
    x = 1,886,453,508.61/58,845.06
  6. Step 6: Final answer
    x = 32,057.98

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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.