Home / 97,730.57-134,882.69-61,923.93

Finding the Fourth Proportional to 97,730.57, 134,882.69 and 61,923.93

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Solution

The fourth proportional to 97,730.57, 134,882.69 and 61,923.93 is: 85,464.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,730.57 : 134,882.69 = 61,923.93 : x
  2. Step 2: Convert to fraction form
    97,730.57/134,882.69 = 61,923.93/x
  3. Step 3: Cross multiply
    97,730.57x = 134,882.69 × 61,923.93
  4. Step 4: Simplify right side
    97,730.57x = 8,352,465,944.15
  5. Step 5: Solve for x
    x = 8,352,465,944.15/97,730.57
  6. Step 6: Final answer
    x = 85,464.21

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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.