Home / 104,551.03-156,905.41-48,430.52

Finding the Fourth Proportional to 104,551.03, 156,905.41 and 48,430.52

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Solution

The fourth proportional to 104,551.03, 156,905.41 and 48,430.52 is: 72,682.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,551.03 : 156,905.41 = 48,430.52 : x
  2. Step 2: Convert to fraction form
    104,551.03/156,905.41 = 48,430.52/x
  3. Step 3: Cross multiply
    104,551.03x = 156,905.41 × 48,430.52
  4. Step 4: Simplify right side
    104,551.03x = 7,599,009,812.59
  5. Step 5: Solve for x
    x = 7,599,009,812.59/104,551.03
  6. Step 6: Final answer
    x = 72,682.30

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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.