Home / 98,057.12-146,983.28-48,068

Finding the Fourth Proportional to 98,057.12, 146,983.28 and 48,068

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Solution

The fourth proportional to 98,057.12, 146,983.28 and 48,068 is: 72,051.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,057.12 : 146,983.28 = 48,068 : x
  2. Step 2: Convert to fraction form
    98,057.12/146,983.28 = 48,068/x
  3. Step 3: Cross multiply
    98,057.12x = 146,983.28 × 48,068
  4. Step 4: Simplify right side
    98,057.12x = 7,065,192,303.04
  5. Step 5: Solve for x
    x = 7,065,192,303.04/98,057.12
  6. Step 6: Final answer
    x = 72,051.80

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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.