Home / 106,989.40-160,599.30-60,333.40

Finding the Fourth Proportional to 106,989.40, 160,599.30 and 60,333.40

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Solution

The fourth proportional to 106,989.40, 160,599.30 and 60,333.40 is: 90,565.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,989.40 : 160,599.30 = 60,333.40 : x
  2. Step 2: Convert to fraction form
    106,989.40/160,599.30 = 60,333.40/x
  3. Step 3: Cross multiply
    106,989.40x = 160,599.30 × 60,333.40
  4. Step 4: Simplify right side
    106,989.40x = 9,689,501,806.62
  5. Step 5: Solve for x
    x = 9,689,501,806.62/106,989.40
  6. Step 6: Final answer
    x = 90,565.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.