Home / 106,736.25-147,326.75-70,464.18

Finding the Fourth Proportional to 106,736.25, 147,326.75 and 70,464.18

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Solution

The fourth proportional to 106,736.25, 147,326.75 and 70,464.18 is: 97,260.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,736.25 : 147,326.75 = 70,464.18 : x
  2. Step 2: Convert to fraction form
    106,736.25/147,326.75 = 70,464.18/x
  3. Step 3: Cross multiply
    106,736.25x = 147,326.75 × 70,464.18
  4. Step 4: Simplify right side
    106,736.25x = 10,381,258,278.49
  5. Step 5: Solve for x
    x = 10,381,258,278.49/106,736.25
  6. Step 6: Final answer
    x = 97,260.85

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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.