Home / 62,533.31-93,809.77-20,403.65

Finding the Fourth Proportional to 62,533.31, 93,809.77 and 20,403.65

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Solution

The fourth proportional to 62,533.31, 93,809.77 and 20,403.65 is: 30,608.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,533.31 : 93,809.77 = 20,403.65 : x
  2. Step 2: Convert to fraction form
    62,533.31/93,809.77 = 20,403.65/x
  3. Step 3: Cross multiply
    62,533.31x = 93,809.77 × 20,403.65
  4. Step 4: Simplify right side
    62,533.31x = 1,914,061,897.18
  5. Step 5: Solve for x
    x = 1,914,061,897.18/62,533.31
  6. Step 6: Final answer
    x = 30,608.68

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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.