Home / 165,347.08-247,994.06-45,376.00

Finding the Fourth Proportional to 165,347.08, 247,994.06 and 45,376.00

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Solution

The fourth proportional to 165,347.08, 247,994.06 and 45,376.00 is: 68,056.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,347.08 : 247,994.06 = 45,376.00 : x
  2. Step 2: Convert to fraction form
    165,347.08/247,994.06 = 45,376.00/x
  3. Step 3: Cross multiply
    165,347.08x = 247,994.06 × 45,376.00
  4. Step 4: Simplify right side
    165,347.08x = 11,252,977,619.69
  5. Step 5: Solve for x
    x = 11,252,977,619.69/165,347.08
  6. Step 6: Final answer
    x = 68,056.71

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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.