Home / 126,495.77-174,557.31-69,903.50

Finding the Fourth Proportional to 126,495.77, 174,557.31 and 69,903.50

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Solution

The fourth proportional to 126,495.77, 174,557.31 and 69,903.50 is: 96,463.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,495.77 : 174,557.31 = 69,903.50 : x
  2. Step 2: Convert to fraction form
    126,495.77/174,557.31 = 69,903.50/x
  3. Step 3: Cross multiply
    126,495.77x = 174,557.31 × 69,903.50
  4. Step 4: Simplify right side
    126,495.77x = 12,202,166,919.59
  5. Step 5: Solve for x
    x = 12,202,166,919.59/126,495.77
  6. Step 6: Final answer
    x = 96,463.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.