Home / 282,846.15-390,326.33-166,627.09

Finding the Fourth Proportional to 282,846.15, 390,326.33 and 166,627.09

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Solution

The fourth proportional to 282,846.15, 390,326.33 and 166,627.09 is: 229,944.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,846.15 : 390,326.33 = 166,627.09 : x
  2. Step 2: Convert to fraction form
    282,846.15/390,326.33 = 166,627.09/x
  3. Step 3: Cross multiply
    282,846.15x = 390,326.33 × 166,627.09
  4. Step 4: Simplify right side
    282,846.15x = 65,038,937,941.80
  5. Step 5: Solve for x
    x = 65,038,937,941.80/282,846.15
  6. Step 6: Final answer
    x = 229,944.58

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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.