Home / 251,622.47-347,235.36-136,902.17

Finding the Fourth Proportional to 251,622.47, 347,235.36 and 136,902.17

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Solution

The fourth proportional to 251,622.47, 347,235.36 and 136,902.17 is: 188,923.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,622.47 : 347,235.36 = 136,902.17 : x
  2. Step 2: Convert to fraction form
    251,622.47/347,235.36 = 136,902.17/x
  3. Step 3: Cross multiply
    251,622.47x = 347,235.36 × 136,902.17
  4. Step 4: Simplify right side
    251,622.47x = 47,537,272,548.55
  5. Step 5: Solve for x
    x = 47,537,272,548.55/251,622.47
  6. Step 6: Final answer
    x = 188,923.01

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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.