Home / 51,505.23-71,090.96-48,368.71

Finding the Fourth Proportional to 51,505.23, 71,090.96 and 48,368.71

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Solution

The fourth proportional to 51,505.23, 71,090.96 and 48,368.71 is: 66,761.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,505.23 : 71,090.96 = 48,368.71 : x
  2. Step 2: Convert to fraction form
    51,505.23/71,090.96 = 48,368.71/x
  3. Step 3: Cross multiply
    51,505.23x = 71,090.96 × 48,368.71
  4. Step 4: Simplify right side
    51,505.23x = 3,438,578,027.86
  5. Step 5: Solve for x
    x = 3,438,578,027.86/51,505.23
  6. Step 6: Final answer
    x = 66,761.73

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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.