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Finding the Fourth Proportional to 88,090.88, 121,525.04 and 52,260.53

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Solution

The fourth proportional to 88,090.88, 121,525.04 and 52,260.53 is: 72,095.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,090.88 : 121,525.04 = 52,260.53 : x
  2. Step 2: Convert to fraction form
    88,090.88/121,525.04 = 52,260.53/x
  3. Step 3: Cross multiply
    88,090.88x = 121,525.04 × 52,260.53
  4. Step 4: Simplify right side
    88,090.88x = 6,350,962,521.70
  5. Step 5: Solve for x
    x = 6,350,962,521.70/88,090.88
  6. Step 6: Final answer
    x = 72,095.58

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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.