Home / 122,423.03-168,944.11-67,975.30

Finding the Fourth Proportional to 122,423.03, 168,944.11 and 67,975.30

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Solution

The fourth proportional to 122,423.03, 168,944.11 and 67,975.30 is: 93,806.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,423.03 : 168,944.11 = 67,975.30 : x
  2. Step 2: Convert to fraction form
    122,423.03/168,944.11 = 67,975.30/x
  3. Step 3: Cross multiply
    122,423.03x = 168,944.11 × 67,975.30
  4. Step 4: Simplify right side
    122,423.03x = 11,484,026,094.40
  5. Step 5: Solve for x
    x = 11,484,026,094.40/122,423.03
  6. Step 6: Final answer
    x = 93,806.09

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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.