Home / 107,960.97-148,873.10-92,904.69

Finding the Fourth Proportional to 107,960.97, 148,873.10 and 92,904.69

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Solution

The fourth proportional to 107,960.97, 148,873.10 and 92,904.69 is: 128,111.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,960.97 : 148,873.10 = 92,904.69 : x
  2. Step 2: Convert to fraction form
    107,960.97/148,873.10 = 92,904.69/x
  3. Step 3: Cross multiply
    107,960.97x = 148,873.10 × 92,904.69
  4. Step 4: Simplify right side
    107,960.97x = 13,831,008,740.32
  5. Step 5: Solve for x
    x = 13,831,008,740.32/107,960.97
  6. Step 6: Final answer
    x = 128,111.19

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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.