Home / 53,497.20-80,159.40-33,740.40

Finding the Fourth Proportional to 53,497.20, 80,159.40 and 33,740.40

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Solution

The fourth proportional to 53,497.20, 80,159.40 and 33,740.40 is: 50,556.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,497.20 : 80,159.40 = 33,740.40 : x
  2. Step 2: Convert to fraction form
    53,497.20/80,159.40 = 33,740.40/x
  3. Step 3: Cross multiply
    53,497.20x = 80,159.40 × 33,740.40
  4. Step 4: Simplify right side
    53,497.20x = 2,704,610,219.76
  5. Step 5: Solve for x
    x = 2,704,610,219.76/53,497.20
  6. Step 6: Final answer
    x = 50,556.11

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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.