Home / 53,659.47-80,488.26-18,598.62

Finding the Fourth Proportional to 53,659.47, 80,488.26 and 18,598.62

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Solution

The fourth proportional to 53,659.47, 80,488.26 and 18,598.62 is: 27,897.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,659.47 : 80,488.26 = 18,598.62 : x
  2. Step 2: Convert to fraction form
    53,659.47/80,488.26 = 18,598.62/x
  3. Step 3: Cross multiply
    53,659.47x = 80,488.26 × 18,598.62
  4. Step 4: Simplify right side
    53,659.47x = 1,496,970,562.20
  5. Step 5: Solve for x
    x = 1,496,970,562.20/53,659.47
  6. Step 6: Final answer
    x = 27,897.60

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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.