Home / 220,210.20-303,869.34-152,299.80

Finding the Fourth Proportional to 220,210.20, 303,869.34 and 152,299.80

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Solution

The fourth proportional to 220,210.20, 303,869.34 and 152,299.80 is: 210,159.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,210.20 : 303,869.34 = 152,299.80 : x
  2. Step 2: Convert to fraction form
    220,210.20/303,869.34 = 152,299.80/x
  3. Step 3: Cross multiply
    220,210.20x = 303,869.34 × 152,299.80
  4. Step 4: Simplify right side
    220,210.20x = 46,279,239,708.13
  5. Step 5: Solve for x
    x = 46,279,239,708.13/220,210.20
  6. Step 6: Final answer
    x = 210,159.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.