Home / 192,000.25-287,989.57-58,880.15

Finding the Fourth Proportional to 192,000.25, 287,989.57 and 58,880.15

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Solution

The fourth proportional to 192,000.25, 287,989.57 and 58,880.15 is: 88,316.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,000.25 : 287,989.57 = 58,880.15 : x
  2. Step 2: Convert to fraction form
    192,000.25/287,989.57 = 58,880.15/x
  3. Step 3: Cross multiply
    192,000.25x = 287,989.57 × 58,880.15
  4. Step 4: Simplify right side
    192,000.25x = 16,956,869,080.04
  5. Step 5: Solve for x
    x = 16,956,869,080.04/192,000.25
  6. Step 6: Final answer
    x = 88,316.91

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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.