Home / 45,772.60-68,658.90-26,111.80

Finding the Fourth Proportional to 45,772.60, 68,658.90 and 26,111.80

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Solution

The fourth proportional to 45,772.60, 68,658.90 and 26,111.80 is: 39,167.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,772.60 : 68,658.90 = 26,111.80 : x
  2. Step 2: Convert to fraction form
    45,772.60/68,658.90 = 26,111.80/x
  3. Step 3: Cross multiply
    45,772.60x = 68,658.90 × 26,111.80
  4. Step 4: Simplify right side
    45,772.60x = 1,792,807,465.02
  5. Step 5: Solve for x
    x = 1,792,807,465.02/45,772.60
  6. Step 6: Final answer
    x = 39,167.70

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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.