Home / 50,307.92-69,420.86-29,088.55

Finding the Fourth Proportional to 50,307.92, 69,420.86 and 29,088.55

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Solution

The fourth proportional to 50,307.92, 69,420.86 and 29,088.55 is: 40,139.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,307.92 : 69,420.86 = 29,088.55 : x
  2. Step 2: Convert to fraction form
    50,307.92/69,420.86 = 29,088.55/x
  3. Step 3: Cross multiply
    50,307.92x = 69,420.86 × 29,088.55
  4. Step 4: Simplify right side
    50,307.92x = 2,019,352,157.15
  5. Step 5: Solve for x
    x = 2,019,352,157.15/50,307.92
  6. Step 6: Final answer
    x = 40,139.85

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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.