Home / 53,276.67-79,915.01-18,216.63

Finding the Fourth Proportional to 53,276.67, 79,915.01 and 18,216.63

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Solution

The fourth proportional to 53,276.67, 79,915.01 and 18,216.63 is: 27,324.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,276.67 : 79,915.01 = 18,216.63 : x
  2. Step 2: Convert to fraction form
    53,276.67/79,915.01 = 18,216.63/x
  3. Step 3: Cross multiply
    53,276.67x = 79,915.01 × 18,216.63
  4. Step 4: Simplify right side
    53,276.67x = 1,455,782,077.53
  5. Step 5: Solve for x
    x = 1,455,782,077.53/53,276.67
  6. Step 6: Final answer
    x = 27,324.95

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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.