Home / 192,001.30-288,001.95-164,007.70

Finding the Fourth Proportional to 192,001.30, 288,001.95 and 164,007.70

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Solution

The fourth proportional to 192,001.30, 288,001.95 and 164,007.70 is: 246,011.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,001.30 : 288,001.95 = 164,007.70 : x
  2. Step 2: Convert to fraction form
    192,001.30/288,001.95 = 164,007.70/x
  3. Step 3: Cross multiply
    192,001.30x = 288,001.95 × 164,007.70
  4. Step 4: Simplify right side
    192,001.30x = 47,234,537,415.02
  5. Step 5: Solve for x
    x = 47,234,537,415.02/192,001.30
  6. Step 6: Final answer
    x = 246,011.55

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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.