Home / 164,860.80-247,286.57-52,547.75

Finding the Fourth Proportional to 164,860.80, 247,286.57 and 52,547.75

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Solution

The fourth proportional to 164,860.80, 247,286.57 and 52,547.75 is: 78,820.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,860.80 : 247,286.57 = 52,547.75 : x
  2. Step 2: Convert to fraction form
    164,860.80/247,286.57 = 52,547.75/x
  3. Step 3: Cross multiply
    164,860.80x = 247,286.57 × 52,547.75
  4. Step 4: Simplify right side
    164,860.80x = 12,994,352,286.87
  5. Step 5: Solve for x
    x = 12,994,352,286.87/164,860.80
  6. Step 6: Final answer
    x = 78,820.15

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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.