Home / 53,856.61-74,320.67-29,983.28

Finding the Fourth Proportional to 53,856.61, 74,320.67 and 29,983.28

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Solution

The fourth proportional to 53,856.61, 74,320.67 and 29,983.28 is: 41,376.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,856.61 : 74,320.67 = 29,983.28 : x
  2. Step 2: Convert to fraction form
    53,856.61/74,320.67 = 29,983.28/x
  3. Step 3: Cross multiply
    53,856.61x = 74,320.67 × 29,983.28
  4. Step 4: Simplify right side
    53,856.61x = 2,228,377,458.40
  5. Step 5: Solve for x
    x = 2,228,377,458.40/53,856.61
  6. Step 6: Final answer
    x = 41,376.12

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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.