Home / 124,170.52-171,336.26-69,725.50

Finding the Fourth Proportional to 124,170.52, 171,336.26 and 69,725.50

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Solution

The fourth proportional to 124,170.52, 171,336.26 and 69,725.50 is: 96,210.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,170.52 : 171,336.26 = 69,725.50 : x
  2. Step 2: Convert to fraction form
    124,170.52/171,336.26 = 69,725.50/x
  3. Step 3: Cross multiply
    124,170.52x = 171,336.26 × 69,725.50
  4. Step 4: Simplify right side
    124,170.52x = 11,946,506,396.63
  5. Step 5: Solve for x
    x = 11,946,506,396.63/124,170.52
  6. Step 6: Final answer
    x = 96,210.49

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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.