Home / 134,229.35-185,237.70-72,975.67

Finding the Fourth Proportional to 134,229.35, 185,237.70 and 72,975.67

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Solution

The fourth proportional to 134,229.35, 185,237.70 and 72,975.67 is: 100,707.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,229.35 : 185,237.70 = 72,975.67 : x
  2. Step 2: Convert to fraction form
    134,229.35/185,237.70 = 72,975.67/x
  3. Step 3: Cross multiply
    134,229.35x = 185,237.70 × 72,975.67
  4. Step 4: Simplify right side
    134,229.35x = 13,517,845,266.76
  5. Step 5: Solve for x
    x = 13,517,845,266.76/134,229.35
  6. Step 6: Final answer
    x = 100,707.08

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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.