Home / 110,975.10-166,316.85-98,436.30

Finding the Fourth Proportional to 110,975.10, 166,316.85 and 98,436.30

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Solution

The fourth proportional to 110,975.10, 166,316.85 and 98,436.30 is: 147,525.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,975.10 : 166,316.85 = 98,436.30 : x
  2. Step 2: Convert to fraction form
    110,975.10/166,316.85 = 98,436.30/x
  3. Step 3: Cross multiply
    110,975.10x = 166,316.85 × 98,436.30
  4. Step 4: Simplify right side
    110,975.10x = 16,371,615,341.66
  5. Step 5: Solve for x
    x = 16,371,615,341.66/110,975.10
  6. Step 6: Final answer
    x = 147,525.12

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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.