Home / 37,155.50-55,728.77-9,453.74

Finding the Fourth Proportional to 37,155.50, 55,728.77 and 9,453.74

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Solution

The fourth proportional to 37,155.50, 55,728.77 and 9,453.74 is: 14,179.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,155.50 : 55,728.77 = 9,453.74 : x
  2. Step 2: Convert to fraction form
    37,155.50/55,728.77 = 9,453.74/x
  3. Step 3: Cross multiply
    37,155.50x = 55,728.77 × 9,453.74
  4. Step 4: Simplify right side
    37,155.50x = 526,845,302.10
  5. Step 5: Solve for x
    x = 526,845,302.10/37,155.50
  6. Step 6: Final answer
    x = 14,179.47

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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.