Home / 67,428.30-93,050.34-37,212.90

Finding the Fourth Proportional to 67,428.30, 93,050.34 and 37,212.90

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Solution

The fourth proportional to 67,428.30, 93,050.34 and 37,212.90 is: 51,353.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,428.30 : 93,050.34 = 37,212.90 : x
  2. Step 2: Convert to fraction form
    67,428.30/93,050.34 = 37,212.90/x
  3. Step 3: Cross multiply
    67,428.30x = 93,050.34 × 37,212.90
  4. Step 4: Simplify right side
    67,428.30x = 3,462,672,997.39
  5. Step 5: Solve for x
    x = 3,462,672,997.39/67,428.30
  6. Step 6: Final answer
    x = 51,353.41

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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.