Home / 88,185.31-121,655.52-52,354.96

Finding the Fourth Proportional to 88,185.31, 121,655.52 and 52,354.96

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Solution

The fourth proportional to 88,185.31, 121,655.52 and 52,354.96 is: 72,225.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,185.31 : 121,655.52 = 52,354.96 : x
  2. Step 2: Convert to fraction form
    88,185.31/121,655.52 = 52,354.96/x
  3. Step 3: Cross multiply
    88,185.31x = 121,655.52 × 52,354.96
  4. Step 4: Simplify right side
    88,185.31x = 6,369,269,579.24
  5. Step 5: Solve for x
    x = 6,369,269,579.24/88,185.31
  6. Step 6: Final answer
    x = 72,225.97

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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.