Home / 55,087.16-75,525.19-54,090.71

Finding the Fourth Proportional to 55,087.16, 75,525.19 and 54,090.71

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Solution

The fourth proportional to 55,087.16, 75,525.19 and 54,090.71 is: 74,159.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,087.16 : 75,525.19 = 54,090.71 : x
  2. Step 2: Convert to fraction form
    55,087.16/75,525.19 = 54,090.71/x
  3. Step 3: Cross multiply
    55,087.16x = 75,525.19 × 54,090.71
  4. Step 4: Simplify right side
    55,087.16x = 4,085,211,300.68
  5. Step 5: Solve for x
    x = 4,085,211,300.68/55,087.16
  6. Step 6: Final answer
    x = 74,159.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.