Home / 88,450.34-122,180.90-70,670.03

Finding the Fourth Proportional to 88,450.34, 122,180.90 and 70,670.03

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Solution

The fourth proportional to 88,450.34, 122,180.90 and 70,670.03 is: 97,620.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,450.34 : 122,180.90 = 70,670.03 : x
  2. Step 2: Convert to fraction form
    88,450.34/122,180.90 = 70,670.03/x
  3. Step 3: Cross multiply
    88,450.34x = 122,180.90 × 70,670.03
  4. Step 4: Simplify right side
    88,450.34x = 8,634,526,904.17
  5. Step 5: Solve for x
    x = 8,634,526,904.17/88,450.34
  6. Step 6: Final answer
    x = 97,620.06

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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.