Home / 97,800.29-146,700.43-53,402.82

Finding the Fourth Proportional to 97,800.29, 146,700.43 and 53,402.82

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Solution

The fourth proportional to 97,800.29, 146,700.43 and 53,402.82 is: 80,104.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,800.29 : 146,700.43 = 53,402.82 : x
  2. Step 2: Convert to fraction form
    97,800.29/146,700.43 = 53,402.82/x
  3. Step 3: Cross multiply
    97,800.29x = 146,700.43 × 53,402.82
  4. Step 4: Simplify right side
    97,800.29x = 7,834,216,657.21
  5. Step 5: Solve for x
    x = 7,834,216,657.21/97,800.29
  6. Step 6: Final answer
    x = 80,104.23

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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.