Home / 106,333.13-159,530.85-31,455.27

Finding the Fourth Proportional to 106,333.13, 159,530.85 and 31,455.27

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Solution

The fourth proportional to 106,333.13, 159,530.85 and 31,455.27 is: 47,192.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,333.13 : 159,530.85 = 31,455.27 : x
  2. Step 2: Convert to fraction form
    106,333.13/159,530.85 = 31,455.27/x
  3. Step 3: Cross multiply
    106,333.13x = 159,530.85 × 31,455.27
  4. Step 4: Simplify right side
    106,333.13x = 5,018,085,960.08
  5. Step 5: Solve for x
    x = 5,018,085,960.08/106,333.13
  6. Step 6: Final answer
    x = 47,192.12

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1.5x scale

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.