Home / 121,027.67-167,006.50-70,030.25

Finding the Fourth Proportional to 121,027.67, 167,006.50 and 70,030.25

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Solution

The fourth proportional to 121,027.67, 167,006.50 and 70,030.25 is: 96,634.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,027.67 : 167,006.50 = 70,030.25 : x
  2. Step 2: Convert to fraction form
    121,027.67/167,006.50 = 70,030.25/x
  3. Step 3: Cross multiply
    121,027.67x = 167,006.50 × 70,030.25
  4. Step 4: Simplify right side
    121,027.67x = 11,695,505,994.61
  5. Step 5: Solve for x
    x = 11,695,505,994.61/121,027.67
  6. Step 6: Final answer
    x = 96,634.98

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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.