Home / 97,465.47-134,503.49-57,179.93

Finding the Fourth Proportional to 97,465.47, 134,503.49 and 57,179.93

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Solution

The fourth proportional to 97,465.47, 134,503.49 and 57,179.93 is: 78,908.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,465.47 : 134,503.49 = 57,179.93 : x
  2. Step 2: Convert to fraction form
    97,465.47/134,503.49 = 57,179.93/x
  3. Step 3: Cross multiply
    97,465.47x = 134,503.49 × 57,179.93
  4. Step 4: Simplify right side
    97,465.47x = 7,690,900,142.96
  5. Step 5: Solve for x
    x = 7,690,900,142.96/97,465.47
  6. Step 6: Final answer
    x = 78,908.97

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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.