Home / 62,621.30-93,941.67-21,065.06

Finding the Fourth Proportional to 62,621.30, 93,941.67 and 21,065.06

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Solution

The fourth proportional to 62,621.30, 93,941.67 and 21,065.06 is: 31,600.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,621.30 : 93,941.67 = 21,065.06 : x
  2. Step 2: Convert to fraction form
    62,621.30/93,941.67 = 21,065.06/x
  3. Step 3: Cross multiply
    62,621.30x = 93,941.67 × 21,065.06
  4. Step 4: Simplify right side
    62,621.30x = 1,978,887,228.90
  5. Step 5: Solve for x
    x = 1,978,887,228.90/62,621.30
  6. Step 6: Final answer
    x = 31,600.86

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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.