Home / 117,884.68-162,677.10-70,127.08

Finding the Fourth Proportional to 117,884.68, 162,677.10 and 70,127.08

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Solution

The fourth proportional to 117,884.68, 162,677.10 and 70,127.08 is: 96,773.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,884.68 : 162,677.10 = 70,127.08 : x
  2. Step 2: Convert to fraction form
    117,884.68/162,677.10 = 70,127.08/x
  3. Step 3: Cross multiply
    117,884.68x = 162,677.10 × 70,127.08
  4. Step 4: Simplify right side
    117,884.68x = 11,408,070,005.87
  5. Step 5: Solve for x
    x = 11,408,070,005.87/117,884.68
  6. Step 6: Final answer
    x = 96,773.13

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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.