Home / 53,200.05-73,421.24-39,747.95

Finding the Fourth Proportional to 53,200.05, 73,421.24 and 39,747.95

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Solution

The fourth proportional to 53,200.05, 73,421.24 and 39,747.95 is: 54,856.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,200.05 : 73,421.24 = 39,747.95 : x
  2. Step 2: Convert to fraction form
    53,200.05/73,421.24 = 39,747.95/x
  3. Step 3: Cross multiply
    53,200.05x = 73,421.24 × 39,747.95
  4. Step 4: Simplify right side
    53,200.05x = 2,918,343,776.46
  5. Step 5: Solve for x
    x = 2,918,343,776.46/53,200.05
  6. Step 6: Final answer
    x = 54,856.03

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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.