Home / 53,421.20-80,171.18-25,341.34

Finding the Fourth Proportional to 53,421.20, 80,171.18 and 25,341.34

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Solution

The fourth proportional to 53,421.20, 80,171.18 and 25,341.34 is: 38,030.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,421.20 : 80,171.18 = 25,341.34 : x
  2. Step 2: Convert to fraction form
    53,421.20/80,171.18 = 25,341.34/x
  3. Step 3: Cross multiply
    53,421.20x = 80,171.18 × 25,341.34
  4. Step 4: Simplify right side
    53,421.20x = 2,031,644,803.45
  5. Step 5: Solve for x
    x = 2,031,644,803.45/53,421.20
  6. Step 6: Final answer
    x = 38,030.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.