Home / 95,380-131,624.40-52,938.84

Finding the Fourth Proportional to 95,380, 131,624.40 and 52,938.84

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Solution

The fourth proportional to 95,380, 131,624.40 and 52,938.84 is: 73,055.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,380 : 131,624.40 = 52,938.84 : x
  2. Step 2: Convert to fraction form
    95,380/131,624.40 = 52,938.84/x
  3. Step 3: Cross multiply
    95,380x = 131,624.40 × 52,938.84
  4. Step 4: Simplify right side
    95,380x = 6,968,043,051.70
  5. Step 5: Solve for x
    x = 6,968,043,051.70/95,380
  6. Step 6: Final answer
    x = 73,055.60

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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.