Home / 147,534.52-203,597.40-80,466.52

Finding the Fourth Proportional to 147,534.52, 203,597.40 and 80,466.52

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Solution

The fourth proportional to 147,534.52, 203,597.40 and 80,466.52 is: 111,043.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,534.52 : 203,597.40 = 80,466.52 : x
  2. Step 2: Convert to fraction form
    147,534.52/203,597.40 = 80,466.52/x
  3. Step 3: Cross multiply
    147,534.52x = 203,597.40 × 80,466.52
  4. Step 4: Simplify right side
    147,534.52x = 16,382,774,259.05
  5. Step 5: Solve for x
    x = 16,382,774,259.05/147,534.52
  6. Step 6: Final answer
    x = 111,043.67

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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.