Home / 61,811.56-85,237.14-52,888.60

Finding the Fourth Proportional to 61,811.56, 85,237.14 and 52,888.60

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Solution

The fourth proportional to 61,811.56, 85,237.14 and 52,888.60 is: 72,932.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,811.56 : 85,237.14 = 52,888.60 : x
  2. Step 2: Convert to fraction form
    61,811.56/85,237.14 = 52,888.60/x
  3. Step 3: Cross multiply
    61,811.56x = 85,237.14 × 52,888.60
  4. Step 4: Simplify right side
    61,811.56x = 4,508,073,002.60
  5. Step 5: Solve for x
    x = 4,508,073,002.60/61,811.56
  6. Step 6: Final answer
    x = 72,932.52

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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.