Home / 124,568.20-186,847.02-57,985.36

Finding the Fourth Proportional to 124,568.20, 186,847.02 and 57,985.36

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Solution

The fourth proportional to 124,568.20, 186,847.02 and 57,985.36 is: 86,975.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,568.20 : 186,847.02 = 57,985.36 : x
  2. Step 2: Convert to fraction form
    124,568.20/186,847.02 = 57,985.36/x
  3. Step 3: Cross multiply
    124,568.20x = 186,847.02 × 57,985.36
  4. Step 4: Simplify right side
    124,568.20x = 10,834,391,719.63
  5. Step 5: Solve for x
    x = 10,834,391,719.63/124,568.20
  6. Step 6: Final answer
    x = 86,975.58

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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.