Home / 53,348.68-80,000.88-20,051.56

Finding the Fourth Proportional to 53,348.68, 80,000.88 and 20,051.56

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Solution

The fourth proportional to 53,348.68, 80,000.88 and 20,051.56 is: 30,069.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,348.68 : 80,000.88 = 20,051.56 : x
  2. Step 2: Convert to fraction form
    53,348.68/80,000.88 = 20,051.56/x
  3. Step 3: Cross multiply
    53,348.68x = 80,000.88 × 20,051.56
  4. Step 4: Simplify right side
    53,348.68x = 1,604,142,445.37
  5. Step 5: Solve for x
    x = 1,604,142,445.37/53,348.68
  6. Step 6: Final answer
    x = 30,069.02

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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.