Home / 120,763.07-166,645.33-67,048.07

Finding the Fourth Proportional to 120,763.07, 166,645.33 and 67,048.07

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Solution

The fourth proportional to 120,763.07, 166,645.33 and 67,048.07 is: 92,522.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,763.07 : 166,645.33 = 67,048.07 : x
  2. Step 2: Convert to fraction form
    120,763.07/166,645.33 = 67,048.07/x
  3. Step 3: Cross multiply
    120,763.07x = 166,645.33 × 67,048.07
  4. Step 4: Simplify right side
    120,763.07x = 11,173,248,000.01
  5. Step 5: Solve for x
    x = 11,173,248,000.01/120,763.07
  6. Step 6: Final answer
    x = 92,522.06

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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.