Home / 247,355.18-370,958.50-105,199.26

Finding the Fourth Proportional to 247,355.18, 370,958.50 and 105,199.26

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Solution

The fourth proportional to 247,355.18, 370,958.50 and 105,199.26 is: 157,767.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,355.18 : 370,958.50 = 105,199.26 : x
  2. Step 2: Convert to fraction form
    247,355.18/370,958.50 = 105,199.26/x
  3. Step 3: Cross multiply
    247,355.18x = 370,958.50 × 105,199.26
  4. Step 4: Simplify right side
    247,355.18x = 39,024,559,690.71
  5. Step 5: Solve for x
    x = 39,024,559,690.71/247,355.18
  6. Step 6: Final answer
    x = 157,767.30

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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.