Home / 107,193.40-147,911.13-59,447.14

Finding the Fourth Proportional to 107,193.40, 147,911.13 and 59,447.14

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Solution

The fourth proportional to 107,193.40, 147,911.13 and 59,447.14 is: 82,028.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,193.40 : 147,911.13 = 59,447.14 : x
  2. Step 2: Convert to fraction form
    107,193.40/147,911.13 = 59,447.14/x
  3. Step 3: Cross multiply
    107,193.40x = 147,911.13 × 59,447.14
  4. Step 4: Simplify right side
    107,193.40x = 8,792,893,282.89
  5. Step 5: Solve for x
    x = 8,792,893,282.89/107,193.40
  6. Step 6: Final answer
    x = 82,028.31

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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.