Home / 45,622.32-68,376.98-25,840.91

Finding the Fourth Proportional to 45,622.32, 68,376.98 and 25,840.91

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Solution

The fourth proportional to 45,622.32, 68,376.98 and 25,840.91 is: 38,729.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,622.32 : 68,376.98 = 25,840.91 : x
  2. Step 2: Convert to fraction form
    45,622.32/68,376.98 = 25,840.91/x
  3. Step 3: Cross multiply
    45,622.32x = 68,376.98 × 25,840.91
  4. Step 4: Simplify right side
    45,622.32x = 1,766,922,915.16
  5. Step 5: Solve for x
    x = 1,766,922,915.16/45,622.32
  6. Step 6: Final answer
    x = 38,729.35

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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.