Home / 48,998.40-73,303.20-42,496.80

Finding the Fourth Proportional to 48,998.40, 73,303.20 and 42,496.80

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Solution

The fourth proportional to 48,998.40, 73,303.20 and 42,496.80 is: 63,576.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,998.40 : 73,303.20 = 42,496.80 : x
  2. Step 2: Convert to fraction form
    48,998.40/73,303.20 = 42,496.80/x
  3. Step 3: Cross multiply
    48,998.40x = 73,303.20 × 42,496.80
  4. Step 4: Simplify right side
    48,998.40x = 3,115,151,429.76
  5. Step 5: Solve for x
    x = 3,115,151,429.76/48,998.40
  6. Step 6: Final answer
    x = 63,576.59

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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.