Home / 100,933.01-151,403.70-37,746.80

Finding the Fourth Proportional to 100,933.01, 151,403.70 and 37,746.80

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Solution

The fourth proportional to 100,933.01, 151,403.70 and 37,746.80 is: 56,621.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,933.01 : 151,403.70 = 37,746.80 : x
  2. Step 2: Convert to fraction form
    100,933.01/151,403.70 = 37,746.80/x
  3. Step 3: Cross multiply
    100,933.01x = 151,403.70 × 37,746.80
  4. Step 4: Simplify right side
    100,933.01x = 5,715,005,183.16
  5. Step 5: Solve for x
    x = 5,715,005,183.16/100,933.01
  6. Step 6: Final answer
    x = 56,621.77

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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.