Home / 106,839.33-147,428.36-59,091.66

Finding the Fourth Proportional to 106,839.33, 147,428.36 and 59,091.66

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Solution

The fourth proportional to 106,839.33, 147,428.36 and 59,091.66 is: 81,541.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,839.33 : 147,428.36 = 59,091.66 : x
  2. Step 2: Convert to fraction form
    106,839.33/147,428.36 = 59,091.66/x
  3. Step 3: Cross multiply
    106,839.33x = 147,428.36 × 59,091.66
  4. Step 4: Simplify right side
    106,839.33x = 8,711,785,786.34
  5. Step 5: Solve for x
    x = 8,711,785,786.34/106,839.33
  6. Step 6: Final answer
    x = 81,541.00

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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.