Home / 62,370.36-93,545.64-20,817.36

Finding the Fourth Proportional to 62,370.36, 93,545.64 and 20,817.36

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Solution

The fourth proportional to 62,370.36, 93,545.64 and 20,817.36 is: 31,222.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,370.36 : 93,545.64 = 20,817.36 : x
  2. Step 2: Convert to fraction form
    62,370.36/93,545.64 = 20,817.36/x
  3. Step 3: Cross multiply
    62,370.36x = 93,545.64 × 20,817.36
  4. Step 4: Simplify right side
    62,370.36x = 1,947,373,264.31
  5. Step 5: Solve for x
    x = 1,947,373,264.31/62,370.36
  6. Step 6: Final answer
    x = 31,222.74

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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.