Home / 50,657.18-69,915.59-29,448.74

Finding the Fourth Proportional to 50,657.18, 69,915.59 and 29,448.74

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Solution

The fourth proportional to 50,657.18, 69,915.59 and 29,448.74 is: 40,644.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,657.18 : 69,915.59 = 29,448.74 : x
  2. Step 2: Convert to fraction form
    50,657.18/69,915.59 = 29,448.74/x
  3. Step 3: Cross multiply
    50,657.18x = 69,915.59 × 29,448.74
  4. Step 4: Simplify right side
    50,657.18x = 2,058,925,535.03
  5. Step 5: Solve for x
    x = 2,058,925,535.03/50,657.18
  6. Step 6: Final answer
    x = 40,644.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.