Home / 38,121.08-56,720.23-37,168.76

Finding the Fourth Proportional to 38,121.08, 56,720.23 and 37,168.76

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Solution

The fourth proportional to 38,121.08, 56,720.23 and 37,168.76 is: 55,303.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,121.08 : 56,720.23 = 37,168.76 : x
  2. Step 2: Convert to fraction form
    38,121.08/56,720.23 = 37,168.76/x
  3. Step 3: Cross multiply
    38,121.08x = 56,720.23 × 37,168.76
  4. Step 4: Simplify right side
    38,121.08x = 2,108,220,616.01
  5. Step 5: Solve for x
    x = 2,108,220,616.01/38,121.08
  6. Step 6: Final answer
    x = 55,303.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.