Home / 48,162.24-66,457.80-28,025.64

Finding the Fourth Proportional to 48,162.24, 66,457.80 and 28,025.64

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Solution

The fourth proportional to 48,162.24, 66,457.80 and 28,025.64 is: 38,671.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,162.24 : 66,457.80 = 28,025.64 : x
  2. Step 2: Convert to fraction form
    48,162.24/66,457.80 = 28,025.64/x
  3. Step 3: Cross multiply
    48,162.24x = 66,457.80 × 28,025.64
  4. Step 4: Simplify right side
    48,162.24x = 1,862,522,377.99
  5. Step 5: Solve for x
    x = 1,862,522,377.99/48,162.24
  6. Step 6: Final answer
    x = 38,671.84

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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.