Home / 69,429.03-104,060.10-31,937.46

Finding the Fourth Proportional to 69,429.03, 104,060.10 and 31,937.46

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Solution

The fourth proportional to 69,429.03, 104,060.10 and 31,937.46 is: 47,867.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,429.03 : 104,060.10 = 31,937.46 : x
  2. Step 2: Convert to fraction form
    69,429.03/104,060.10 = 31,937.46/x
  3. Step 3: Cross multiply
    69,429.03x = 104,060.10 × 31,937.46
  4. Step 4: Simplify right side
    69,429.03x = 3,323,415,281.35
  5. Step 5: Solve for x
    x = 3,323,415,281.35/69,429.03
  6. Step 6: Final answer
    x = 47,867.81

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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.