Home / 124,566.84-186,850.26-99,764.64

Finding the Fourth Proportional to 124,566.84, 186,850.26 and 99,764.64

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Solution

The fourth proportional to 124,566.84, 186,850.26 and 99,764.64 is: 149,646.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,566.84 : 186,850.26 = 99,764.64 : x
  2. Step 2: Convert to fraction form
    124,566.84/186,850.26 = 99,764.64/x
  3. Step 3: Cross multiply
    124,566.84x = 186,850.26 × 99,764.64
  4. Step 4: Simplify right side
    124,566.84x = 18,641,048,922.81
  5. Step 5: Solve for x
    x = 18,641,048,922.81/124,566.84
  6. Step 6: Final answer
    x = 149,646.96

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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.