Home / 82,816.60-124,224.90-73,303.15

Finding the Fourth Proportional to 82,816.60, 124,224.90 and 73,303.15

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Solution

The fourth proportional to 82,816.60, 124,224.90 and 73,303.15 is: 109,954.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,816.60 : 124,224.90 = 73,303.15 : x
  2. Step 2: Convert to fraction form
    82,816.60/124,224.90 = 73,303.15/x
  3. Step 3: Cross multiply
    82,816.60x = 124,224.90 × 73,303.15
  4. Step 4: Simplify right side
    82,816.60x = 9,106,076,478.44
  5. Step 5: Solve for x
    x = 9,106,076,478.44/82,816.60
  6. Step 6: Final answer
    x = 109,954.73

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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.