Home / 54,177.51-74,773.13-31,203.07

Finding the Fourth Proportional to 54,177.51, 74,773.13 and 31,203.07

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Solution

The fourth proportional to 54,177.51, 74,773.13 and 31,203.07 is: 43,064.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,177.51 : 74,773.13 = 31,203.07 : x
  2. Step 2: Convert to fraction form
    54,177.51/74,773.13 = 31,203.07/x
  3. Step 3: Cross multiply
    54,177.51x = 74,773.13 × 31,203.07
  4. Step 4: Simplify right side
    54,177.51x = 2,333,151,209.51
  5. Step 5: Solve for x
    x = 2,333,151,209.51/54,177.51
  6. Step 6: Final answer
    x = 43,064.94

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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.