Home / 61,905.06-92,890.53-36,993.78

Finding the Fourth Proportional to 61,905.06, 92,890.53 and 36,993.78

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Solution

The fourth proportional to 61,905.06, 92,890.53 and 36,993.78 is: 55,510.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,905.06 : 92,890.53 = 36,993.78 : x
  2. Step 2: Convert to fraction form
    61,905.06/92,890.53 = 36,993.78/x
  3. Step 3: Cross multiply
    61,905.06x = 92,890.53 × 36,993.78
  4. Step 4: Simplify right side
    61,905.06x = 3,436,371,830.90
  5. Step 5: Solve for x
    x = 3,436,371,830.90/61,905.06
  6. Step 6: Final answer
    x = 55,510.35

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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.