Home / 65,595.15-90,505.74-37,316.43

Finding the Fourth Proportional to 65,595.15, 90,505.74 and 37,316.43

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Solution

The fourth proportional to 65,595.15, 90,505.74 and 37,316.43 is: 51,487.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,595.15 : 90,505.74 = 37,316.43 : x
  2. Step 2: Convert to fraction form
    65,595.15/90,505.74 = 37,316.43/x
  3. Step 3: Cross multiply
    65,595.15x = 90,505.74 × 37,316.43
  4. Step 4: Simplify right side
    65,595.15x = 3,377,351,111.31
  5. Step 5: Solve for x
    x = 3,377,351,111.31/65,595.15
  6. Step 6: Final answer
    x = 51,487.82

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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.