Home / 106,809.45-147,394.13-59,061.17

Finding the Fourth Proportional to 106,809.45, 147,394.13 and 59,061.17

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Solution

The fourth proportional to 106,809.45, 147,394.13 and 59,061.17 is: 81,502.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,809.45 : 147,394.13 = 59,061.17 : x
  2. Step 2: Convert to fraction form
    106,809.45/147,394.13 = 59,061.17/x
  3. Step 3: Cross multiply
    106,809.45x = 147,394.13 × 59,061.17
  4. Step 4: Simplify right side
    106,809.45x = 8,705,268,736.66
  5. Step 5: Solve for x
    x = 8,705,268,736.66/106,809.45
  6. Step 6: Final answer
    x = 81,502.80

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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.