Home / 110,985.14-166,838.58-89,038.60

Finding the Fourth Proportional to 110,985.14, 166,838.58 and 89,038.60

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Solution

The fourth proportional to 110,985.14, 166,838.58 and 89,038.60 is: 133,847.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,985.14 : 166,838.58 = 89,038.60 : x
  2. Step 2: Convert to fraction form
    110,985.14/166,838.58 = 89,038.60/x
  3. Step 3: Cross multiply
    110,985.14x = 166,838.58 × 89,038.60
  4. Step 4: Simplify right side
    110,985.14x = 14,855,073,589.19
  5. Step 5: Solve for x
    x = 14,855,073,589.19/110,985.14
  6. Step 6: Final answer
    x = 133,847.41

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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.