Home / 97,018.80-133,884.52-54,577.36

Finding the Fourth Proportional to 97,018.80, 133,884.52 and 54,577.36

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Solution

The fourth proportional to 97,018.80, 133,884.52 and 54,577.36 is: 75,315.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,018.80 : 133,884.52 = 54,577.36 : x
  2. Step 2: Convert to fraction form
    97,018.80/133,884.52 = 54,577.36/x
  3. Step 3: Cross multiply
    97,018.80x = 133,884.52 × 54,577.36
  4. Step 4: Simplify right side
    97,018.80x = 7,307,063,646.47
  5. Step 5: Solve for x
    x = 7,307,063,646.47/97,018.80
  6. Step 6: Final answer
    x = 75,315.96

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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.