Home / 58,193.79-80,301.20-39,069.69

Finding the Fourth Proportional to 58,193.79, 80,301.20 and 39,069.69

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Solution

The fourth proportional to 58,193.79, 80,301.20 and 39,069.69 is: 53,911.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,193.79 : 80,301.20 = 39,069.69 : x
  2. Step 2: Convert to fraction form
    58,193.79/80,301.20 = 39,069.69/x
  3. Step 3: Cross multiply
    58,193.79x = 80,301.20 × 39,069.69
  4. Step 4: Simplify right side
    58,193.79x = 3,137,342,795.28
  5. Step 5: Solve for x
    x = 3,137,342,795.28/58,193.79
  6. Step 6: Final answer
    x = 53,911.99

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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.