Home / 45,287.19-67,899.80-23,057.55

Finding the Fourth Proportional to 45,287.19, 67,899.80 and 23,057.55

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Solution

The fourth proportional to 45,287.19, 67,899.80 and 23,057.55 is: 34,570.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,287.19 : 67,899.80 = 23,057.55 : x
  2. Step 2: Convert to fraction form
    45,287.19/67,899.80 = 23,057.55/x
  3. Step 3: Cross multiply
    45,287.19x = 67,899.80 × 23,057.55
  4. Step 4: Simplify right side
    45,287.19x = 1,565,603,091.13
  5. Step 5: Solve for x
    x = 1,565,603,091.13/45,287.19
  6. Step 6: Final answer
    x = 34,570.55

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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.