Home / 50,311.95-69,501.36-47,654.75

Finding the Fourth Proportional to 50,311.95, 69,501.36 and 47,654.75

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Solution

The fourth proportional to 50,311.95, 69,501.36 and 47,654.75 is: 65,830.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,311.95 : 69,501.36 = 47,654.75 : x
  2. Step 2: Convert to fraction form
    50,311.95/69,501.36 = 47,654.75/x
  3. Step 3: Cross multiply
    50,311.95x = 69,501.36 × 47,654.75
  4. Step 4: Simplify right side
    50,311.95x = 3,312,069,587.95
  5. Step 5: Solve for x
    x = 3,312,069,587.95/50,311.95
  6. Step 6: Final answer
    x = 65,830.67

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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.