Home / 213,141.16-294,134.76-117,647.83

Finding the Fourth Proportional to 213,141.16, 294,134.76 and 117,647.83

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Solution

The fourth proportional to 213,141.16, 294,134.76 and 117,647.83 is: 162,353.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,141.16 : 294,134.76 = 117,647.83 : x
  2. Step 2: Convert to fraction form
    213,141.16/294,134.76 = 117,647.83/x
  3. Step 3: Cross multiply
    213,141.16x = 294,134.76 × 117,647.83
  4. Step 4: Simplify right side
    213,141.16x = 34,604,316,241.57
  5. Step 5: Solve for x
    x = 34,604,316,241.57/213,141.16
  6. Step 6: Final answer
    x = 162,353.98

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1.5x scale

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.