Home / 101,409.57-152,118.15-30,333.13

Finding the Fourth Proportional to 101,409.57, 152,118.15 and 30,333.13

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Solution

The fourth proportional to 101,409.57, 152,118.15 and 30,333.13 is: 45,500.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,409.57 : 152,118.15 = 30,333.13 : x
  2. Step 2: Convert to fraction form
    101,409.57/152,118.15 = 30,333.13/x
  3. Step 3: Cross multiply
    101,409.57x = 152,118.15 × 30,333.13
  4. Step 4: Simplify right side
    101,409.57x = 4,614,220,151.55
  5. Step 5: Solve for x
    x = 4,614,220,151.55/101,409.57
  6. Step 6: Final answer
    x = 45,500.84

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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.