Home / 57,640.51-86,343.90-32,627.98

Finding the Fourth Proportional to 57,640.51, 86,343.90 and 32,627.98

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Solution

The fourth proportional to 57,640.51, 86,343.90 and 32,627.98 is: 48,875.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,640.51 : 86,343.90 = 32,627.98 : x
  2. Step 2: Convert to fraction form
    57,640.51/86,343.90 = 32,627.98/x
  3. Step 3: Cross multiply
    57,640.51x = 86,343.90 × 32,627.98
  4. Step 4: Simplify right side
    57,640.51x = 2,817,227,042.32
  5. Step 5: Solve for x
    x = 2,817,227,042.32/57,640.51
  6. Step 6: Final answer
    x = 48,875.82

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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.