Home / 97,181.66-145,772.49-55,599.50

Finding the Fourth Proportional to 97,181.66, 145,772.49 and 55,599.50

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Solution

The fourth proportional to 97,181.66, 145,772.49 and 55,599.50 is: 83,399.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,181.66 : 145,772.49 = 55,599.50 : x
  2. Step 2: Convert to fraction form
    97,181.66/145,772.49 = 55,599.50/x
  3. Step 3: Cross multiply
    97,181.66x = 145,772.49 × 55,599.50
  4. Step 4: Simplify right side
    97,181.66x = 8,104,877,557.76
  5. Step 5: Solve for x
    x = 8,104,877,557.76/97,181.66
  6. Step 6: Final answer
    x = 83,399.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.