Home / 70,376.38-105,589.38-46,777.66

Finding the Fourth Proportional to 70,376.38, 105,589.38 and 46,777.66

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Solution

The fourth proportional to 70,376.38, 105,589.38 and 46,777.66 is: 70,182.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,376.38 : 105,589.38 = 46,777.66 : x
  2. Step 2: Convert to fraction form
    70,376.38/105,589.38 = 46,777.66/x
  3. Step 3: Cross multiply
    70,376.38x = 105,589.38 × 46,777.66
  4. Step 4: Simplify right side
    70,376.38x = 4,939,224,117.25
  5. Step 5: Solve for x
    x = 4,939,224,117.25/70,376.38
  6. Step 6: Final answer
    x = 70,182.98

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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.