Home / 58,049.76-87,087.12-30,340.32

Finding the Fourth Proportional to 58,049.76, 87,087.12 and 30,340.32

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Solution

The fourth proportional to 58,049.76, 87,087.12 and 30,340.32 is: 45,517.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,049.76 : 87,087.12 = 30,340.32 : x
  2. Step 2: Convert to fraction form
    58,049.76/87,087.12 = 30,340.32/x
  3. Step 3: Cross multiply
    58,049.76x = 87,087.12 × 30,340.32
  4. Step 4: Simplify right side
    58,049.76x = 2,642,251,088.68
  5. Step 5: Solve for x
    x = 2,642,251,088.68/58,049.76
  6. Step 6: Final answer
    x = 45,517.00

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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.