Home / 70,939.53-97,835.85-50,590.71

Finding the Fourth Proportional to 70,939.53, 97,835.85 and 50,590.71

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Solution

The fourth proportional to 70,939.53, 97,835.85 and 50,590.71 is: 69,771.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,939.53 : 97,835.85 = 50,590.71 : x
  2. Step 2: Convert to fraction form
    70,939.53/97,835.85 = 50,590.71/x
  3. Step 3: Cross multiply
    70,939.53x = 97,835.85 × 50,590.71
  4. Step 4: Simplify right side
    70,939.53x = 4,949,585,114.95
  5. Step 5: Solve for x
    x = 4,949,585,114.95/70,939.53
  6. Step 6: Final answer
    x = 69,771.89

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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.