Home / 106,994.18-147,639.96-59,235.54

Finding the Fourth Proportional to 106,994.18, 147,639.96 and 59,235.54

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Solution

The fourth proportional to 106,994.18, 147,639.96 and 59,235.54 is: 81,738.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,994.18 : 147,639.96 = 59,235.54 : x
  2. Step 2: Convert to fraction form
    106,994.18/147,639.96 = 59,235.54/x
  3. Step 3: Cross multiply
    106,994.18x = 147,639.96 × 59,235.54
  4. Step 4: Simplify right side
    106,994.18x = 8,745,532,756.18
  5. Step 5: Solve for x
    x = 8,745,532,756.18/106,994.18
  6. Step 6: Final answer
    x = 81,738.40

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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.