Home / 45,562.60-68,340.06-14,393.32

Finding the Fourth Proportional to 45,562.60, 68,340.06 and 14,393.32

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Solution

The fourth proportional to 45,562.60, 68,340.06 and 14,393.32 is: 21,588.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,562.60 : 68,340.06 = 14,393.32 : x
  2. Step 2: Convert to fraction form
    45,562.60/68,340.06 = 14,393.32/x
  3. Step 3: Cross multiply
    45,562.60x = 68,340.06 × 14,393.32
  4. Step 4: Simplify right side
    45,562.60x = 983,640,352.40
  5. Step 5: Solve for x
    x = 983,640,352.40/45,562.60
  6. Step 6: Final answer
    x = 21,588.77

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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.