Home / 106,670.88-147,185.36-64,232.16

Finding the Fourth Proportional to 106,670.88, 147,185.36 and 64,232.16

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Solution

The fourth proportional to 106,670.88, 147,185.36 and 64,232.16 is: 88,628.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,670.88 : 147,185.36 = 64,232.16 : x
  2. Step 2: Convert to fraction form
    106,670.88/147,185.36 = 64,232.16/x
  3. Step 3: Cross multiply
    106,670.88x = 147,185.36 × 64,232.16
  4. Step 4: Simplify right side
    106,670.88x = 9,454,033,593.18
  5. Step 5: Solve for x
    x = 9,454,033,593.18/106,670.88
  6. Step 6: Final answer
    x = 88,628.06

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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.