Home / 120,548.02-166,357.79-69,571.35

Finding the Fourth Proportional to 120,548.02, 166,357.79 and 69,571.35

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Solution

The fourth proportional to 120,548.02, 166,357.79 and 69,571.35 is: 96,009.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,548.02 : 166,357.79 = 69,571.35 : x
  2. Step 2: Convert to fraction form
    120,548.02/166,357.79 = 69,571.35/x
  3. Step 3: Cross multiply
    120,548.02x = 166,357.79 × 69,571.35
  4. Step 4: Simplify right side
    120,548.02x = 11,573,736,033.32
  5. Step 5: Solve for x
    x = 11,573,736,033.32/120,548.02
  6. Step 6: Final answer
    x = 96,009.34

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1.5x scale

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.