Home / 53,158.59-73,358.82-29,285.28

Finding the Fourth Proportional to 53,158.59, 73,358.82 and 29,285.28

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Solution

The fourth proportional to 53,158.59, 73,358.82 and 29,285.28 is: 40,413.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,158.59 : 73,358.82 = 29,285.28 : x
  2. Step 2: Convert to fraction form
    53,158.59/73,358.82 = 29,285.28/x
  3. Step 3: Cross multiply
    53,158.59x = 73,358.82 × 29,285.28
  4. Step 4: Simplify right side
    53,158.59x = 2,148,333,584.17
  5. Step 5: Solve for x
    x = 2,148,333,584.17/53,158.59
  6. Step 6: Final answer
    x = 40,413.67

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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.