Home / 45,250.06-67,875.32-18,610.58

Finding the Fourth Proportional to 45,250.06, 67,875.32 and 18,610.58

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Solution

The fourth proportional to 45,250.06, 67,875.32 and 18,610.58 is: 27,915.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,250.06 : 67,875.32 = 18,610.58 : x
  2. Step 2: Convert to fraction form
    45,250.06/67,875.32 = 18,610.58/x
  3. Step 3: Cross multiply
    45,250.06x = 67,875.32 × 18,610.58
  4. Step 4: Simplify right side
    45,250.06x = 1,263,199,206.74
  5. Step 5: Solve for x
    x = 1,263,199,206.74/45,250.06
  6. Step 6: Final answer
    x = 27,915.97

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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.