Home / 53,159.08-73,357.80-29,285.68

Finding the Fourth Proportional to 53,159.08, 73,357.80 and 29,285.68

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Solution

The fourth proportional to 53,159.08, 73,357.80 and 29,285.68 is: 40,413.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,159.08 : 73,357.80 = 29,285.68 : x
  2. Step 2: Convert to fraction form
    53,159.08/73,357.80 = 29,285.68/x
  3. Step 3: Cross multiply
    53,159.08x = 73,357.80 × 29,285.68
  4. Step 4: Simplify right side
    53,159.08x = 2,148,333,056.30
  5. Step 5: Solve for x
    x = 2,148,333,056.30/53,159.08
  6. Step 6: Final answer
    x = 40,413.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.