Home / 97,006.89-133,867.33-53,985.18

Finding the Fourth Proportional to 97,006.89, 133,867.33 and 53,985.18

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Solution

The fourth proportional to 97,006.89, 133,867.33 and 53,985.18 is: 74,498.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,006.89 : 133,867.33 = 53,985.18 : x
  2. Step 2: Convert to fraction form
    97,006.89/133,867.33 = 53,985.18/x
  3. Step 3: Cross multiply
    97,006.89x = 133,867.33 × 53,985.18
  4. Step 4: Simplify right side
    97,006.89x = 7,226,851,906.17
  5. Step 5: Solve for x
    x = 7,226,851,906.17/97,006.89
  6. Step 6: Final answer
    x = 74,498.34

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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.