Home / 70,248.06-105,437.70-50,433.84

Finding the Fourth Proportional to 70,248.06, 105,437.70 and 50,433.84

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Solution

The fourth proportional to 70,248.06, 105,437.70 and 50,433.84 is: 75,697.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,248.06 : 105,437.70 = 50,433.84 : x
  2. Step 2: Convert to fraction form
    70,248.06/105,437.70 = 50,433.84/x
  3. Step 3: Cross multiply
    70,248.06x = 105,437.70 × 50,433.84
  4. Step 4: Simplify right side
    70,248.06x = 5,317,628,091.77
  5. Step 5: Solve for x
    x = 5,317,628,091.77/70,248.06
  6. Step 6: Final answer
    x = 75,697.86

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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.