Home / 154,823.72-232,166.48-53,631.20

Finding the Fourth Proportional to 154,823.72, 232,166.48 and 53,631.20

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Solution

The fourth proportional to 154,823.72, 232,166.48 and 53,631.20 is: 80,422.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,823.72 : 232,166.48 = 53,631.20 : x
  2. Step 2: Convert to fraction form
    154,823.72/232,166.48 = 53,631.20/x
  3. Step 3: Cross multiply
    154,823.72x = 232,166.48 × 53,631.20
  4. Step 4: Simplify right side
    154,823.72x = 12,451,366,922.18
  5. Step 5: Solve for x
    x = 12,451,366,922.18/154,823.72
  6. Step 6: Final answer
    x = 80,422.86

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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.