Home / 57,157.80-85,677.16-23,897.17

Finding the Fourth Proportional to 57,157.80, 85,677.16 and 23,897.17

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Solution

The fourth proportional to 57,157.80, 85,677.16 and 23,897.17 is: 35,820.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,157.80 : 85,677.16 = 23,897.17 : x
  2. Step 2: Convert to fraction form
    57,157.80/85,677.16 = 23,897.17/x
  3. Step 3: Cross multiply
    57,157.80x = 85,677.16 × 23,897.17
  4. Step 4: Simplify right side
    57,157.80x = 2,047,441,657.64
  5. Step 5: Solve for x
    x = 2,047,441,657.64/57,157.80
  6. Step 6: Final answer
    x = 35,820.86

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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.