Home / 53,438.48-74,082.35-50,594.46

Finding the Fourth Proportional to 53,438.48, 74,082.35 and 50,594.46

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Solution

The fourth proportional to 53,438.48, 74,082.35 and 50,594.46 is: 70,139.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,438.48 : 74,082.35 = 50,594.46 : x
  2. Step 2: Convert to fraction form
    53,438.48/74,082.35 = 50,594.46/x
  3. Step 3: Cross multiply
    53,438.48x = 74,082.35 × 50,594.46
  4. Step 4: Simplify right side
    53,438.48x = 3,748,156,493.78
  5. Step 5: Solve for x
    x = 3,748,156,493.78/53,438.48
  6. Step 6: Final answer
    x = 70,139.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.