Home / 101,636.04-152,470.22-31,500.84

Finding the Fourth Proportional to 101,636.04, 152,470.22 and 31,500.84

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Solution

The fourth proportional to 101,636.04, 152,470.22 and 31,500.84 is: 47,256.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,636.04 : 152,470.22 = 31,500.84 : x
  2. Step 2: Convert to fraction form
    101,636.04/152,470.22 = 31,500.84/x
  3. Step 3: Cross multiply
    101,636.04x = 152,470.22 × 31,500.84
  4. Step 4: Simplify right side
    101,636.04x = 4,802,940,004.98
  5. Step 5: Solve for x
    x = 4,802,940,004.98/101,636.04
  6. Step 6: Final answer
    x = 47,256.27

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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.