Home / 124,014.84-186,043.14-57,427.80

Finding the Fourth Proportional to 124,014.84, 186,043.14 and 57,427.80

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Solution

The fourth proportional to 124,014.84, 186,043.14 and 57,427.80 is: 86,151.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,014.84 : 186,043.14 = 57,427.80 : x
  2. Step 2: Convert to fraction form
    124,014.84/186,043.14 = 57,427.80/x
  3. Step 3: Cross multiply
    124,014.84x = 186,043.14 × 57,427.80
  4. Step 4: Simplify right side
    124,014.84x = 10,684,048,235.29
  5. Step 5: Solve for x
    x = 10,684,048,235.29/124,014.84
  6. Step 6: Final answer
    x = 86,151.37

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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.