Home / 62,865.64-94,315.26-21,312.52

Finding the Fourth Proportional to 62,865.64, 94,315.26 and 21,312.52

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Solution

The fourth proportional to 62,865.64, 94,315.26 and 21,312.52 is: 31,974.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,865.64 : 94,315.26 = 21,312.52 : x
  2. Step 2: Convert to fraction form
    62,865.64/94,315.26 = 21,312.52/x
  3. Step 3: Cross multiply
    62,865.64x = 94,315.26 × 21,312.52
  4. Step 4: Simplify right side
    62,865.64x = 2,010,095,865.06
  5. Step 5: Solve for x
    x = 2,010,095,865.06/62,865.64
  6. Step 6: Final answer
    x = 31,974.48

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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.