Home / 88,104-121,583.96-47,817.81

Finding the Fourth Proportional to 88,104, 121,583.96 and 47,817.81

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Solution

The fourth proportional to 88,104, 121,583.96 and 47,817.81 is: 65,988.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,104 : 121,583.96 = 47,817.81 : x
  2. Step 2: Convert to fraction form
    88,104/121,583.96 = 47,817.81/x
  3. Step 3: Cross multiply
    88,104x = 121,583.96 × 47,817.81
  4. Step 4: Simplify right side
    88,104x = 5,813,878,459.24
  5. Step 5: Solve for x
    x = 5,813,878,459.24/88,104
  6. Step 6: Final answer
    x = 65,988.81

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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.