Home / 50,461.20-69,603.12-31,565.52

Finding the Fourth Proportional to 50,461.20, 69,603.12 and 31,565.52

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Solution

The fourth proportional to 50,461.20, 69,603.12 and 31,565.52 is: 43,539.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,461.20 : 69,603.12 = 31,565.52 : x
  2. Step 2: Convert to fraction form
    50,461.20/69,603.12 = 31,565.52/x
  3. Step 3: Cross multiply
    50,461.20x = 69,603.12 × 31,565.52
  4. Step 4: Simplify right side
    50,461.20x = 2,197,058,676.42
  5. Step 5: Solve for x
    x = 2,197,058,676.42/50,461.20
  6. Step 6: Final answer
    x = 43,539.56

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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.