Home / 76,624.28-105,739.84-44,360.26

Finding the Fourth Proportional to 76,624.28, 105,739.84 and 44,360.26

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Solution

The fourth proportional to 76,624.28, 105,739.84 and 44,360.26 is: 61,216.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,624.28 : 105,739.84 = 44,360.26 : x
  2. Step 2: Convert to fraction form
    76,624.28/105,739.84 = 44,360.26/x
  3. Step 3: Cross multiply
    76,624.28x = 105,739.84 × 44,360.26
  4. Step 4: Simplify right side
    76,624.28x = 4,690,646,905.66
  5. Step 5: Solve for x
    x = 4,690,646,905.66/76,624.28
  6. Step 6: Final answer
    x = 61,216.20

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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.