Home / 55,551.52-76,663.02-30,401.02

Finding the Fourth Proportional to 55,551.52, 76,663.02 and 30,401.02

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Solution

The fourth proportional to 55,551.52, 76,663.02 and 30,401.02 is: 41,954.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,551.52 : 76,663.02 = 30,401.02 : x
  2. Step 2: Convert to fraction form
    55,551.52/76,663.02 = 30,401.02/x
  3. Step 3: Cross multiply
    55,551.52x = 76,663.02 × 30,401.02
  4. Step 4: Simplify right side
    55,551.52x = 2,330,634,004.28
  5. Step 5: Solve for x
    x = 2,330,634,004.28/55,551.52
  6. Step 6: Final answer
    x = 41,954.46

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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.