Home / 50,432.76-69,551.28-40,362.12

Finding the Fourth Proportional to 50,432.76, 69,551.28 and 40,362.12

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Solution

The fourth proportional to 50,432.76, 69,551.28 and 40,362.12 is: 55,662.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,432.76 : 69,551.28 = 40,362.12 : x
  2. Step 2: Convert to fraction form
    50,432.76/69,551.28 = 40,362.12/x
  3. Step 3: Cross multiply
    50,432.76x = 69,551.28 × 40,362.12
  4. Step 4: Simplify right side
    50,432.76x = 2,807,237,109.51
  5. Step 5: Solve for x
    x = 2,807,237,109.51/50,432.76
  6. Step 6: Final answer
    x = 55,662.97

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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.