Home / 71,785.44-98,950.14-56,653.56

Finding the Fourth Proportional to 71,785.44, 98,950.14 and 56,653.56

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Solution

The fourth proportional to 71,785.44, 98,950.14 and 56,653.56 is: 78,092.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,785.44 : 98,950.14 = 56,653.56 : x
  2. Step 2: Convert to fraction form
    71,785.44/98,950.14 = 56,653.56/x
  3. Step 3: Cross multiply
    71,785.44x = 98,950.14 × 56,653.56
  4. Step 4: Simplify right side
    71,785.44x = 5,605,877,693.50
  5. Step 5: Solve for x
    x = 5,605,877,693.50/71,785.44
  6. Step 6: Final answer
    x = 78,092.13

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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.