Home / 54,873.48-75,726.96-31,001.16

Finding the Fourth Proportional to 54,873.48, 75,726.96 and 31,001.16

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Solution

The fourth proportional to 54,873.48, 75,726.96 and 31,001.16 is: 42,782.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,873.48 : 75,726.96 = 31,001.16 : x
  2. Step 2: Convert to fraction form
    54,873.48/75,726.96 = 31,001.16/x
  3. Step 3: Cross multiply
    54,873.48x = 75,726.96 × 31,001.16
  4. Step 4: Simplify right side
    54,873.48x = 2,347,623,603.27
  5. Step 5: Solve for x
    x = 2,347,623,603.27/54,873.48
  6. Step 6: Final answer
    x = 42,782.48

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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.