Home / 103,247.45-154,927.58-40,070.06

Finding the Fourth Proportional to 103,247.45, 154,927.58 and 40,070.06

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Solution

The fourth proportional to 103,247.45, 154,927.58 and 40,070.06 is: 60,126.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,247.45 : 154,927.58 = 40,070.06 : x
  2. Step 2: Convert to fraction form
    103,247.45/154,927.58 = 40,070.06/x
  3. Step 3: Cross multiply
    103,247.45x = 154,927.58 × 40,070.06
  4. Step 4: Simplify right side
    103,247.45x = 6,207,956,451.27
  5. Step 5: Solve for x
    x = 6,207,956,451.27/103,247.45
  6. Step 6: Final answer
    x = 60,126.97

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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.