Home / 45,779.28-68,603.32-26,016.12

Finding the Fourth Proportional to 45,779.28, 68,603.32 and 26,016.12

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Solution

The fourth proportional to 45,779.28, 68,603.32 and 26,016.12 is: 38,986.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,779.28 : 68,603.32 = 26,016.12 : x
  2. Step 2: Convert to fraction form
    45,779.28/68,603.32 = 26,016.12/x
  3. Step 3: Cross multiply
    45,779.28x = 68,603.32 × 26,016.12
  4. Step 4: Simplify right side
    45,779.28x = 1,784,792,205.52
  5. Step 5: Solve for x
    x = 1,784,792,205.52/45,779.28
  6. Step 6: Final answer
    x = 38,986.90

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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.