Home / 52,795.80-72,858.20-31,575.06

Finding the Fourth Proportional to 52,795.80, 72,858.20 and 31,575.06

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Solution

The fourth proportional to 52,795.80, 72,858.20 and 31,575.06 is: 43,573.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,795.80 : 72,858.20 = 31,575.06 : x
  2. Step 2: Convert to fraction form
    52,795.80/72,858.20 = 31,575.06/x
  3. Step 3: Cross multiply
    52,795.80x = 72,858.20 × 31,575.06
  4. Step 4: Simplify right side
    52,795.80x = 2,300,502,218.64
  5. Step 5: Solve for x
    x = 2,300,502,218.64/52,795.80
  6. Step 6: Final answer
    x = 43,573.59

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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.