Home / 60,474.47-90,713.73-21,031.93

Finding the Fourth Proportional to 60,474.47, 90,713.73 and 21,031.93

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Solution

The fourth proportional to 60,474.47, 90,713.73 and 21,031.93 is: 31,548.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,474.47 : 90,713.73 = 21,031.93 : x
  2. Step 2: Convert to fraction form
    60,474.47/90,713.73 = 21,031.93/x
  3. Step 3: Cross multiply
    60,474.47x = 90,713.73 × 21,031.93
  4. Step 4: Simplify right side
    60,474.47x = 1,907,884,365.83
  5. Step 5: Solve for x
    x = 1,907,884,365.83/60,474.47
  6. Step 6: Final answer
    x = 31,548.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.