Home / 38,534.08-53,156.64-37,449.76

Finding the Fourth Proportional to 38,534.08, 53,156.64 and 37,449.76

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Solution

The fourth proportional to 38,534.08, 53,156.64 and 37,449.76 is: 51,660.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,534.08 : 53,156.64 = 37,449.76 : x
  2. Step 2: Convert to fraction form
    38,534.08/53,156.64 = 37,449.76/x
  3. Step 3: Cross multiply
    38,534.08x = 53,156.64 × 37,449.76
  4. Step 4: Simplify right side
    38,534.08x = 1,990,703,410.41
  5. Step 5: Solve for x
    x = 1,990,703,410.41/38,534.08
  6. Step 6: Final answer
    x = 51,660.85

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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.