Home / 113,760.16-170,640.31-47,182.41

Finding the Fourth Proportional to 113,760.16, 170,640.31 and 47,182.41

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Solution

The fourth proportional to 113,760.16, 170,640.31 and 47,182.41 is: 70,773.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,760.16 : 170,640.31 = 47,182.41 : x
  2. Step 2: Convert to fraction form
    113,760.16/170,640.31 = 47,182.41/x
  3. Step 3: Cross multiply
    113,760.16x = 170,640.31 × 47,182.41
  4. Step 4: Simplify right side
    113,760.16x = 8,051,220,950.99
  5. Step 5: Solve for x
    x = 8,051,220,950.99/113,760.16
  6. Step 6: Final answer
    x = 70,773.64

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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.