Home / 57,179.40-85,817.70-46,098.60

Finding the Fourth Proportional to 57,179.40, 85,817.70 and 46,098.60

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Solution

The fourth proportional to 57,179.40, 85,817.70 and 46,098.60 is: 69,187.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,179.40 : 85,817.70 = 46,098.60 : x
  2. Step 2: Convert to fraction form
    57,179.40/85,817.70 = 46,098.60/x
  3. Step 3: Cross multiply
    57,179.40x = 85,817.70 × 46,098.60
  4. Step 4: Simplify right side
    57,179.40x = 3,956,075,825.22
  5. Step 5: Solve for x
    x = 3,956,075,825.22/57,179.40
  6. Step 6: Final answer
    x = 69,187.08

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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.