Home / 96,985.54-133,924.14-71,536.01

Finding the Fourth Proportional to 96,985.54, 133,924.14 and 71,536.01

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Solution

The fourth proportional to 96,985.54, 133,924.14 and 71,536.01 is: 98,781.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,985.54 : 133,924.14 = 71,536.01 : x
  2. Step 2: Convert to fraction form
    96,985.54/133,924.14 = 71,536.01/x
  3. Step 3: Cross multiply
    96,985.54x = 133,924.14 × 71,536.01
  4. Step 4: Simplify right side
    96,985.54x = 9,580,398,618.28
  5. Step 5: Solve for x
    x = 9,580,398,618.28/96,985.54
  6. Step 6: Final answer
    x = 98,781.72

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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.