Home / 88,089.45-121,569.42-49,849.01

Finding the Fourth Proportional to 88,089.45, 121,569.42 and 49,849.01

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Solution

The fourth proportional to 88,089.45, 121,569.42 and 49,849.01 is: 68,795.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,089.45 : 121,569.42 = 49,849.01 : x
  2. Step 2: Convert to fraction form
    88,089.45/121,569.42 = 49,849.01/x
  3. Step 3: Cross multiply
    88,089.45x = 121,569.42 × 49,849.01
  4. Step 4: Simplify right side
    88,089.45x = 6,060,115,233.27
  5. Step 5: Solve for x
    x = 6,060,115,233.27/88,089.45
  6. Step 6: Final answer
    x = 68,795.02

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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.