Home / 76,211.22-105,173.22-44,368.50

Finding the Fourth Proportional to 76,211.22, 105,173.22 and 44,368.50

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Solution

The fourth proportional to 76,211.22, 105,173.22 and 44,368.50 is: 61,229.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,211.22 : 105,173.22 = 44,368.50 : x
  2. Step 2: Convert to fraction form
    76,211.22/105,173.22 = 44,368.50/x
  3. Step 3: Cross multiply
    76,211.22x = 105,173.22 × 44,368.50
  4. Step 4: Simplify right side
    76,211.22x = 4,666,378,011.57
  5. Step 5: Solve for x
    x = 4,666,378,011.57/76,211.22
  6. Step 6: Final answer
    x = 61,229.54

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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.