Home / 74,772.64-112,179.12-24,860.80

Finding the Fourth Proportional to 74,772.64, 112,179.12 and 24,860.80

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Solution

The fourth proportional to 74,772.64, 112,179.12 and 24,860.80 is: 37,297.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,772.64 : 112,179.12 = 24,860.80 : x
  2. Step 2: Convert to fraction form
    74,772.64/112,179.12 = 24,860.80/x
  3. Step 3: Cross multiply
    74,772.64x = 112,179.12 × 24,860.80
  4. Step 4: Simplify right side
    74,772.64x = 2,788,862,666.50
  5. Step 5: Solve for x
    x = 2,788,862,666.50/74,772.64
  6. Step 6: Final answer
    x = 37,297.90

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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.