Home / 106,817.60-160,226.40-51,521.60

Finding the Fourth Proportional to 106,817.60, 160,226.40 and 51,521.60

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Solution

The fourth proportional to 106,817.60, 160,226.40 and 51,521.60 is: 77,282.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,817.60 : 160,226.40 = 51,521.60 : x
  2. Step 2: Convert to fraction form
    106,817.60/160,226.40 = 51,521.60/x
  3. Step 3: Cross multiply
    106,817.60x = 160,226.40 × 51,521.60
  4. Step 4: Simplify right side
    106,817.60x = 8,255,120,490.24
  5. Step 5: Solve for x
    x = 8,255,120,490.24/106,817.60
  6. Step 6: Final answer
    x = 77,282.40

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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.