Home / 90,349.42-124,680.34-50,062.83

Finding the Fourth Proportional to 90,349.42, 124,680.34 and 50,062.83

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Solution

The fourth proportional to 90,349.42, 124,680.34 and 50,062.83 is: 69,085.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,349.42 : 124,680.34 = 50,062.83 : x
  2. Step 2: Convert to fraction form
    90,349.42/124,680.34 = 50,062.83/x
  3. Step 3: Cross multiply
    90,349.42x = 124,680.34 × 50,062.83
  4. Step 4: Simplify right side
    90,349.42x = 6,241,850,777.48
  5. Step 5: Solve for x
    x = 6,241,850,777.48/90,349.42
  6. Step 6: Final answer
    x = 69,085.67

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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.