Home / 53,564.85-80,347.89-18,496.32

Finding the Fourth Proportional to 53,564.85, 80,347.89 and 18,496.32

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Solution

The fourth proportional to 53,564.85, 80,347.89 and 18,496.32 is: 27,744.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,564.85 : 80,347.89 = 18,496.32 : x
  2. Step 2: Convert to fraction form
    53,564.85/80,347.89 = 18,496.32/x
  3. Step 3: Cross multiply
    53,564.85x = 80,347.89 × 18,496.32
  4. Step 4: Simplify right side
    53,564.85x = 1,486,140,284.76
  5. Step 5: Solve for x
    x = 1,486,140,284.76/53,564.85
  6. Step 6: Final answer
    x = 27,744.69

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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.