Home / 105,597.03-158,001.87-104,416.05

Finding the Fourth Proportional to 105,597.03, 158,001.87 and 104,416.05

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Solution

The fourth proportional to 105,597.03, 158,001.87 and 104,416.05 is: 156,234.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,597.03 : 158,001.87 = 104,416.05 : x
  2. Step 2: Convert to fraction form
    105,597.03/158,001.87 = 104,416.05/x
  3. Step 3: Cross multiply
    105,597.03x = 158,001.87 × 104,416.05
  4. Step 4: Simplify right side
    105,597.03x = 16,497,931,158.01
  5. Step 5: Solve for x
    x = 16,497,931,158.01/105,597.03
  6. Step 6: Final answer
    x = 156,234.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.