Home / 72,804.08-109,223.40-37,760.24

Finding the Fourth Proportional to 72,804.08, 109,223.40 and 37,760.24

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Solution

The fourth proportional to 72,804.08, 109,223.40 and 37,760.24 is: 56,649.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,804.08 : 109,223.40 = 37,760.24 : x
  2. Step 2: Convert to fraction form
    72,804.08/109,223.40 = 37,760.24/x
  3. Step 3: Cross multiply
    72,804.08x = 109,223.40 × 37,760.24
  4. Step 4: Simplify right side
    72,804.08x = 4,124,301,797.62
  5. Step 5: Solve for x
    x = 4,124,301,797.62/72,804.08
  6. Step 6: Final answer
    x = 56,649.32

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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.