Home / 251,527.48-347,109.30-136,806.98

Finding the Fourth Proportional to 251,527.48, 347,109.30 and 136,806.98

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Solution

The fourth proportional to 251,527.48, 347,109.30 and 136,806.98 is: 188,794.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,527.48 : 347,109.30 = 136,806.98 : x
  2. Step 2: Convert to fraction form
    251,527.48/347,109.30 = 136,806.98/x
  3. Step 3: Cross multiply
    251,527.48x = 347,109.30 × 136,806.98
  4. Step 4: Simplify right side
    251,527.48x = 47,486,973,327.37
  5. Step 5: Solve for x
    x = 47,486,973,327.37/251,527.48
  6. Step 6: Final answer
    x = 188,794.38

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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.