Home / 62,122.40-93,155.04-19,994.70

Finding the Fourth Proportional to 62,122.40, 93,155.04 and 19,994.70

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Solution

The fourth proportional to 62,122.40, 93,155.04 and 19,994.70 is: 29,982.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,122.40 : 93,155.04 = 19,994.70 : x
  2. Step 2: Convert to fraction form
    62,122.40/93,155.04 = 19,994.70/x
  3. Step 3: Cross multiply
    62,122.40x = 93,155.04 × 19,994.70
  4. Step 4: Simplify right side
    62,122.40x = 1,862,607,078.29
  5. Step 5: Solve for x
    x = 1,862,607,078.29/62,122.40
  6. Step 6: Final answer
    x = 29,982.86

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1.5x scale

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.