Home / 482,181.12-723,038.40-166,527.36

Finding the Fourth Proportional to 482,181.12, 723,038.40 and 166,527.36

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Solution

The fourth proportional to 482,181.12, 723,038.40 and 166,527.36 is: 249,710.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,181.12 : 723,038.40 = 166,527.36 : x
  2. Step 2: Convert to fraction form
    482,181.12/723,038.40 = 166,527.36/x
  3. Step 3: Cross multiply
    482,181.12x = 723,038.40 × 166,527.36
  4. Step 4: Simplify right side
    482,181.12x = 120,405,675,930.62
  5. Step 5: Solve for x
    x = 120,405,675,930.62/482,181.12
  6. Step 6: Final answer
    x = 249,710.47

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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.