Home / 55,268.01-76,269.87-30,117.51

Finding the Fourth Proportional to 55,268.01, 76,269.87 and 30,117.51

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Solution

The fourth proportional to 55,268.01, 76,269.87 and 30,117.51 is: 41,562.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,268.01 : 76,269.87 = 30,117.51 : x
  2. Step 2: Convert to fraction form
    55,268.01/76,269.87 = 30,117.51/x
  3. Step 3: Cross multiply
    55,268.01x = 76,269.87 × 30,117.51
  4. Step 4: Simplify right side
    55,268.01x = 2,297,058,572.42
  5. Step 5: Solve for x
    x = 2,297,058,572.42/55,268.01
  6. Step 6: Final answer
    x = 41,562.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.