Home / 353,037.28-529,789.20-166,063.36

Finding the Fourth Proportional to 353,037.28, 529,789.20 and 166,063.36

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Solution

The fourth proportional to 353,037.28, 529,789.20 and 166,063.36 is: 249,204.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,037.28 : 529,789.20 = 166,063.36 : x
  2. Step 2: Convert to fraction form
    353,037.28/529,789.20 = 166,063.36/x
  3. Step 3: Cross multiply
    353,037.28x = 529,789.20 × 166,063.36
  4. Step 4: Simplify right side
    353,037.28x = 87,978,574,643.71
  5. Step 5: Solve for x
    x = 87,978,574,643.71/353,037.28
  6. Step 6: Final answer
    x = 249,204.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.