Home / 53,555.77-80,327.58-13,574.58

Finding the Fourth Proportional to 53,555.77, 80,327.58 and 13,574.58

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Solution

The fourth proportional to 53,555.77, 80,327.58 and 13,574.58 is: 20,360.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,555.77 : 80,327.58 = 13,574.58 : x
  2. Step 2: Convert to fraction form
    53,555.77/80,327.58 = 13,574.58/x
  3. Step 3: Cross multiply
    53,555.77x = 80,327.58 × 13,574.58
  4. Step 4: Simplify right side
    53,555.77x = 1,090,413,160.92
  5. Step 5: Solve for x
    x = 1,090,413,160.92/53,555.77
  6. Step 6: Final answer
    x = 20,360.33

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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.