Home / 80,448.69-111,019.18-44,638.95

Finding the Fourth Proportional to 80,448.69, 111,019.18 and 44,638.95

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Solution

The fourth proportional to 80,448.69, 111,019.18 and 44,638.95 is: 61,601.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,448.69 : 111,019.18 = 44,638.95 : x
  2. Step 2: Convert to fraction form
    80,448.69/111,019.18 = 44,638.95/x
  3. Step 3: Cross multiply
    80,448.69x = 111,019.18 × 44,638.95
  4. Step 4: Simplify right side
    80,448.69x = 4,955,779,625.06
  5. Step 5: Solve for x
    x = 4,955,779,625.06/80,448.69
  6. Step 6: Final answer
    x = 61,601.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.