Home / 124,078.30-171,181.67-73,059.85

Finding the Fourth Proportional to 124,078.30, 171,181.67 and 73,059.85

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Solution

The fourth proportional to 124,078.30, 171,181.67 and 73,059.85 is: 100,795.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,078.30 : 171,181.67 = 73,059.85 : x
  2. Step 2: Convert to fraction form
    124,078.30/171,181.67 = 73,059.85/x
  3. Step 3: Cross multiply
    124,078.30x = 171,181.67 × 73,059.85
  4. Step 4: Simplify right side
    124,078.30x = 12,506,506,094.39
  5. Step 5: Solve for x
    x = 12,506,506,094.39/124,078.30
  6. Step 6: Final answer
    x = 100,795.27

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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.