Home / 50,188.77-75,301.61-20,598.66

Finding the Fourth Proportional to 50,188.77, 75,301.61 and 20,598.66

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Solution

The fourth proportional to 50,188.77, 75,301.61 and 20,598.66 is: 30,905.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,188.77 : 75,301.61 = 20,598.66 : x
  2. Step 2: Convert to fraction form
    50,188.77/75,301.61 = 20,598.66/x
  3. Step 3: Cross multiply
    50,188.77x = 75,301.61 × 20,598.66
  4. Step 4: Simplify right side
    50,188.77x = 1,551,112,424.35
  5. Step 5: Solve for x
    x = 1,551,112,424.35/50,188.77
  6. Step 6: Final answer
    x = 30,905.57

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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.