Home / 103,659.07-154,595.97-101,792.83

Finding the Fourth Proportional to 103,659.07, 154,595.97 and 101,792.83

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Solution

The fourth proportional to 103,659.07, 154,595.97 and 101,792.83 is: 151,812.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,659.07 : 154,595.97 = 101,792.83 : x
  2. Step 2: Convert to fraction form
    103,659.07/154,595.97 = 101,792.83/x
  3. Step 3: Cross multiply
    103,659.07x = 154,595.97 × 101,792.83
  4. Step 4: Simplify right side
    103,659.07x = 15,736,761,292.90
  5. Step 5: Solve for x
    x = 15,736,761,292.90/103,659.07
  6. Step 6: Final answer
    x = 151,812.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.