Home / 64,431.20-88,948.44-50,058.80

Finding the Fourth Proportional to 64,431.20, 88,948.44 and 50,058.80

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Solution

The fourth proportional to 64,431.20, 88,948.44 and 50,058.80 is: 69,107.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,431.20 : 88,948.44 = 50,058.80 : x
  2. Step 2: Convert to fraction form
    64,431.20/88,948.44 = 50,058.80/x
  3. Step 3: Cross multiply
    64,431.20x = 88,948.44 × 50,058.80
  4. Step 4: Simplify right side
    64,431.20x = 4,452,652,168.27
  5. Step 5: Solve for x
    x = 4,452,652,168.27/64,431.20
  6. Step 6: Final answer
    x = 69,107.08

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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.