Home / 120,553.02-166,364.70-69,576.36

Finding the Fourth Proportional to 120,553.02, 166,364.70 and 69,576.36

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Solution

The fourth proportional to 120,553.02, 166,364.70 and 69,576.36 is: 96,016.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,553.02 : 166,364.70 = 69,576.36 : x
  2. Step 2: Convert to fraction form
    120,553.02/166,364.70 = 69,576.36/x
  3. Step 3: Cross multiply
    120,553.02x = 166,364.70 × 69,576.36
  4. Step 4: Simplify right side
    120,553.02x = 11,575,050,258.49
  5. Step 5: Solve for x
    x = 11,575,050,258.49/120,553.02
  6. Step 6: Final answer
    x = 96,016.26

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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.