Home / 62,611.20-93,920.40-18,244.80

Finding the Fourth Proportional to 62,611.20, 93,920.40 and 18,244.80

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Solution

The fourth proportional to 62,611.20, 93,920.40 and 18,244.80 is: 27,368.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,611.20 : 93,920.40 = 18,244.80 : x
  2. Step 2: Convert to fraction form
    62,611.20/93,920.40 = 18,244.80/x
  3. Step 3: Cross multiply
    62,611.20x = 93,920.40 × 18,244.80
  4. Step 4: Simplify right side
    62,611.20x = 1,713,558,913.92
  5. Step 5: Solve for x
    x = 1,713,558,913.92/62,611.20
  6. Step 6: Final answer
    x = 27,368.25

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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.