Home / 210,156.93-313,655.69-192,311.01

Finding the Fourth Proportional to 210,156.93, 313,655.69 and 192,311.01

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Solution

The fourth proportional to 210,156.93, 313,655.69 and 192,311.01 is: 287,020.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,156.93 : 313,655.69 = 192,311.01 : x
  2. Step 2: Convert to fraction form
    210,156.93/313,655.69 = 192,311.01/x
  3. Step 3: Cross multiply
    210,156.93x = 313,655.69 × 192,311.01
  4. Step 4: Simplify right side
    210,156.93x = 60,319,443,016.92
  5. Step 5: Solve for x
    x = 60,319,443,016.92/210,156.93
  6. Step 6: Final answer
    x = 287,020.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.