Home / 106,808.96-147,397.36-59,065.56

Finding the Fourth Proportional to 106,808.96, 147,397.36 and 59,065.56

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Solution

The fourth proportional to 106,808.96, 147,397.36 and 59,065.56 is: 81,511.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,808.96 : 147,397.36 = 59,065.56 : x
  2. Step 2: Convert to fraction form
    106,808.96/147,397.36 = 59,065.56/x
  3. Step 3: Cross multiply
    106,808.96x = 147,397.36 × 59,065.56
  4. Step 4: Simplify right side
    106,808.96x = 8,706,107,610.92
  5. Step 5: Solve for x
    x = 8,706,107,610.92/106,808.96
  6. Step 6: Final answer
    x = 81,511.02

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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.