Home / 55,766.32-83,662.65-18,326.50

Finding the Fourth Proportional to 55,766.32, 83,662.65 and 18,326.50

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Solution

The fourth proportional to 55,766.32, 83,662.65 and 18,326.50 is: 27,494.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,766.32 : 83,662.65 = 18,326.50 : x
  2. Step 2: Convert to fraction form
    55,766.32/83,662.65 = 18,326.50/x
  3. Step 3: Cross multiply
    55,766.32x = 83,662.65 × 18,326.50
  4. Step 4: Simplify right side
    55,766.32x = 1,533,243,555.23
  5. Step 5: Solve for x
    x = 1,533,243,555.23/55,766.32
  6. Step 6: Final answer
    x = 27,494.08

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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.