Home / 160,606.04-221,627.07-88,981.79

Finding the Fourth Proportional to 160,606.04, 221,627.07 and 88,981.79

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Solution

The fourth proportional to 160,606.04, 221,627.07 and 88,981.79 is: 122,789.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,606.04 : 221,627.07 = 88,981.79 : x
  2. Step 2: Convert to fraction form
    160,606.04/221,627.07 = 88,981.79/x
  3. Step 3: Cross multiply
    160,606.04x = 221,627.07 × 88,981.79
  4. Step 4: Simplify right side
    160,606.04x = 19,720,772,292.92
  5. Step 5: Solve for x
    x = 19,720,772,292.92/160,606.04
  6. Step 6: Final answer
    x = 122,789.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.