Home / 165,063.60-247,595.40-164,079.45

Finding the Fourth Proportional to 165,063.60, 247,595.40 and 164,079.45

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Solution

The fourth proportional to 165,063.60, 247,595.40 and 164,079.45 is: 246,119.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,063.60 : 247,595.40 = 164,079.45 : x
  2. Step 2: Convert to fraction form
    165,063.60/247,595.40 = 164,079.45/x
  3. Step 3: Cross multiply
    165,063.60x = 247,595.40 × 164,079.45
  4. Step 4: Simplify right side
    165,063.60x = 40,625,317,054.53
  5. Step 5: Solve for x
    x = 40,625,317,054.53/165,063.60
  6. Step 6: Final answer
    x = 246,119.18

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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.