Home / 120,551.02-166,361.94-69,574.36

Finding the Fourth Proportional to 120,551.02, 166,361.94 and 69,574.36

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Solution

The fourth proportional to 120,551.02, 166,361.94 and 69,574.36 is: 96,013.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,551.02 : 166,361.94 = 69,574.36 : x
  2. Step 2: Convert to fraction form
    120,551.02/166,361.94 = 69,574.36/x
  3. Step 3: Cross multiply
    120,551.02x = 166,361.94 × 69,574.36
  4. Step 4: Simplify right side
    120,551.02x = 11,574,525,503.86
  5. Step 5: Solve for x
    x = 11,574,525,503.86/120,551.02
  6. Step 6: Final answer
    x = 96,013.50

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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.