Home / 54,239.04-74,852.16-30,365.76

Finding the Fourth Proportional to 54,239.04, 74,852.16 and 30,365.76

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Solution

The fourth proportional to 54,239.04, 74,852.16 and 30,365.76 is: 41,906.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,239.04 : 74,852.16 = 30,365.76 : x
  2. Step 2: Convert to fraction form
    54,239.04/74,852.16 = 30,365.76/x
  3. Step 3: Cross multiply
    54,239.04x = 74,852.16 × 30,365.76
  4. Step 4: Simplify right side
    54,239.04x = 2,272,942,726.04
  5. Step 5: Solve for x
    x = 2,272,942,726.04/54,239.04
  6. Step 6: Final answer
    x = 41,906.03

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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.