Home / 104,025.79-156,038.72-25,140.02

Finding the Fourth Proportional to 104,025.79, 156,038.72 and 25,140.02

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Solution

The fourth proportional to 104,025.79, 156,038.72 and 25,140.02 is: 37,710.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,025.79 : 156,038.72 = 25,140.02 : x
  2. Step 2: Convert to fraction form
    104,025.79/156,038.72 = 25,140.02/x
  3. Step 3: Cross multiply
    104,025.79x = 156,038.72 × 25,140.02
  4. Step 4: Simplify right side
    104,025.79x = 3,922,815,635.68
  5. Step 5: Solve for x
    x = 3,922,815,635.68/104,025.79
  6. Step 6: Final answer
    x = 37,710.03

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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.