Home / 253,534.72-349,505.12-192,999.84

Finding the Fourth Proportional to 253,534.72, 349,505.12 and 192,999.84

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Solution

The fourth proportional to 253,534.72, 349,505.12 and 192,999.84 is: 266,056.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,534.72 : 349,505.12 = 192,999.84 : x
  2. Step 2: Convert to fraction form
    253,534.72/349,505.12 = 192,999.84/x
  3. Step 3: Cross multiply
    253,534.72x = 349,505.12 × 192,999.84
  4. Step 4: Simplify right side
    253,534.72x = 67,454,432,239.18
  5. Step 5: Solve for x
    x = 67,454,432,239.18/253,534.72
  6. Step 6: Final answer
    x = 266,056.00

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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.