Home / 97,730.10-146,595.15-92,286.90

Finding the Fourth Proportional to 97,730.10, 146,595.15 and 92,286.90

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Solution

The fourth proportional to 97,730.10, 146,595.15 and 92,286.90 is: 138,430.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,730.10 : 146,595.15 = 92,286.90 : x
  2. Step 2: Convert to fraction form
    97,730.10/146,595.15 = 92,286.90/x
  3. Step 3: Cross multiply
    97,730.10x = 146,595.15 × 92,286.90
  4. Step 4: Simplify right side
    97,730.10x = 13,528,811,948.54
  5. Step 5: Solve for x
    x = 13,528,811,948.54/97,730.10
  6. Step 6: Final answer
    x = 138,430.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.