Home / 124,311.62-186,483.69-45,462.98

Finding the Fourth Proportional to 124,311.62, 186,483.69 and 45,462.98

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Solution

The fourth proportional to 124,311.62, 186,483.69 and 45,462.98 is: 68,200.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,311.62 : 186,483.69 = 45,462.98 : x
  2. Step 2: Convert to fraction form
    124,311.62/186,483.69 = 45,462.98/x
  3. Step 3: Cross multiply
    124,311.62x = 186,483.69 × 45,462.98
  4. Step 4: Simplify right side
    124,311.62x = 8,478,104,268.80
  5. Step 5: Solve for x
    x = 8,478,104,268.80/124,311.62
  6. Step 6: Final answer
    x = 68,200.42

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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.