Home / 58,063.32-87,074.06-20,102.28

Finding the Fourth Proportional to 58,063.32, 87,074.06 and 20,102.28

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Solution

The fourth proportional to 58,063.32, 87,074.06 and 20,102.28 is: 30,146.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,063.32 : 87,074.06 = 20,102.28 : x
  2. Step 2: Convert to fraction form
    58,063.32/87,074.06 = 20,102.28/x
  3. Step 3: Cross multiply
    58,063.32x = 87,074.06 × 20,102.28
  4. Step 4: Simplify right side
    58,063.32x = 1,750,387,134.86
  5. Step 5: Solve for x
    x = 1,750,387,134.86/58,063.32
  6. Step 6: Final answer
    x = 30,146.18

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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.