Home / 56,173.16-77,519.48-31,972.93

Finding the Fourth Proportional to 56,173.16, 77,519.48 and 31,972.93

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Solution

The fourth proportional to 56,173.16, 77,519.48 and 31,972.93 is: 44,122.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,173.16 : 77,519.48 = 31,972.93 : x
  2. Step 2: Convert to fraction form
    56,173.16/77,519.48 = 31,972.93/x
  3. Step 3: Cross multiply
    56,173.16x = 77,519.48 × 31,972.93
  4. Step 4: Simplify right side
    56,173.16x = 2,478,524,554.01
  5. Step 5: Solve for x
    x = 2,478,524,554.01/56,173.16
  6. Step 6: Final answer
    x = 44,122.93

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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.