Home / 56,213.04-77,573.52-31,062

Finding the Fourth Proportional to 56,213.04, 77,573.52 and 31,062

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Solution

The fourth proportional to 56,213.04, 77,573.52 and 31,062 is: 42,865.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,213.04 : 77,573.52 = 31,062 : x
  2. Step 2: Convert to fraction form
    56,213.04/77,573.52 = 31,062/x
  3. Step 3: Cross multiply
    56,213.04x = 77,573.52 × 31,062
  4. Step 4: Simplify right side
    56,213.04x = 2,409,588,678.24
  5. Step 5: Solve for x
    x = 2,409,588,678.24/56,213.04
  6. Step 6: Final answer
    x = 42,865.30

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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.