Home / 48,543.48-66,973.71-31,568.70

Finding the Fourth Proportional to 48,543.48, 66,973.71 and 31,568.70

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Solution

The fourth proportional to 48,543.48, 66,973.71 and 31,568.70 is: 43,554.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,543.48 : 66,973.71 = 31,568.70 : x
  2. Step 2: Convert to fraction form
    48,543.48/66,973.71 = 31,568.70/x
  3. Step 3: Cross multiply
    48,543.48x = 66,973.71 × 31,568.70
  4. Step 4: Simplify right side
    48,543.48x = 2,114,272,958.88
  5. Step 5: Solve for x
    x = 2,114,272,958.88/48,543.48
  6. Step 6: Final answer
    x = 43,554.21

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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.