Home / 104,728.18-157,068.60-29,846.70

Finding the Fourth Proportional to 104,728.18, 157,068.60 and 29,846.70

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Solution

The fourth proportional to 104,728.18, 157,068.60 and 29,846.70 is: 44,763.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,728.18 : 157,068.60 = 29,846.70 : x
  2. Step 2: Convert to fraction form
    104,728.18/157,068.60 = 29,846.70/x
  3. Step 3: Cross multiply
    104,728.18x = 157,068.60 × 29,846.70
  4. Step 4: Simplify right side
    104,728.18x = 4,687,979,383.62
  5. Step 5: Solve for x
    x = 4,687,979,383.62/104,728.18
  6. Step 6: Final answer
    x = 44,763.30

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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.