Home / 53,860.18-80,803.08-27,140.51

Finding the Fourth Proportional to 53,860.18, 80,803.08 and 27,140.51

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Solution

The fourth proportional to 53,860.18, 80,803.08 and 27,140.51 is: 40,717.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,860.18 : 80,803.08 = 27,140.51 : x
  2. Step 2: Convert to fraction form
    53,860.18/80,803.08 = 27,140.51/x
  3. Step 3: Cross multiply
    53,860.18x = 80,803.08 × 27,140.51
  4. Step 4: Simplify right side
    53,860.18x = 2,193,036,800.77
  5. Step 5: Solve for x
    x = 2,193,036,800.77/53,860.18
  6. Step 6: Final answer
    x = 40,717.22

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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.