Home / 216,000.72-298,143.54-125,377.02

Finding the Fourth Proportional to 216,000.72, 298,143.54 and 125,377.02

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Solution

The fourth proportional to 216,000.72, 298,143.54 and 125,377.02 is: 173,056.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,000.72 : 298,143.54 = 125,377.02 : x
  2. Step 2: Convert to fraction form
    216,000.72/298,143.54 = 125,377.02/x
  3. Step 3: Cross multiply
    216,000.72x = 298,143.54 × 125,377.02
  4. Step 4: Simplify right side
    216,000.72x = 37,380,348,577.45
  5. Step 5: Solve for x
    x = 37,380,348,577.45/216,000.72
  6. Step 6: Final answer
    x = 173,056.59

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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.