Home / 53,876.53-74,311.37-45,754.10

Finding the Fourth Proportional to 53,876.53, 74,311.37 and 45,754.10

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Solution

The fourth proportional to 53,876.53, 74,311.37 and 45,754.10 is: 63,108.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,876.53 : 74,311.37 = 45,754.10 : x
  2. Step 2: Convert to fraction form
    53,876.53/74,311.37 = 45,754.10/x
  3. Step 3: Cross multiply
    53,876.53x = 74,311.37 × 45,754.10
  4. Step 4: Simplify right side
    53,876.53x = 3,400,050,379.40
  5. Step 5: Solve for x
    x = 3,400,050,379.40/53,876.53
  6. Step 6: Final answer
    x = 63,108.19

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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.