Home / 164,920.35-247,380.53-163,936.20

Finding the Fourth Proportional to 164,920.35, 247,380.53 and 163,936.20

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Solution

The fourth proportional to 164,920.35, 247,380.53 and 163,936.20 is: 245,904.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,920.35 : 247,380.53 = 163,936.20 : x
  2. Step 2: Convert to fraction form
    164,920.35/247,380.53 = 163,936.20/x
  3. Step 3: Cross multiply
    164,920.35x = 247,380.53 × 163,936.20
  4. Step 4: Simplify right side
    164,920.35x = 40,554,623,222.51
  5. Step 5: Solve for x
    x = 40,554,623,222.51/164,920.35
  6. Step 6: Final answer
    x = 245,904.30

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1.5x scale

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.