Home / 50,373.48-69,523.20-31,256.67

Finding the Fourth Proportional to 50,373.48, 69,523.20 and 31,256.67

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Solution

The fourth proportional to 50,373.48, 69,523.20 and 31,256.67 is: 43,139.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,373.48 : 69,523.20 = 31,256.67 : x
  2. Step 2: Convert to fraction form
    50,373.48/69,523.20 = 31,256.67/x
  3. Step 3: Cross multiply
    50,373.48x = 69,523.20 × 31,256.67
  4. Step 4: Simplify right side
    50,373.48x = 2,173,063,719.74
  5. Step 5: Solve for x
    x = 2,173,063,719.74/50,373.48
  6. Step 6: Final answer
    x = 43,139.04

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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.