Home / 48,903.30-73,190.93-42,998.40

Finding the Fourth Proportional to 48,903.30, 73,190.93 and 42,998.40

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Solution

The fourth proportional to 48,903.30, 73,190.93 and 42,998.40 is: 64,353.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,903.30 : 73,190.93 = 42,998.40 : x
  2. Step 2: Convert to fraction form
    48,903.30/73,190.93 = 42,998.40/x
  3. Step 3: Cross multiply
    48,903.30x = 73,190.93 × 42,998.40
  4. Step 4: Simplify right side
    48,903.30x = 3,147,092,669.52
  5. Step 5: Solve for x
    x = 3,147,092,669.52/48,903.30
  6. Step 6: Final answer
    x = 64,353.38

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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.