Home / 78,864.60-118,238.58-37,263

Finding the Fourth Proportional to 78,864.60, 118,238.58 and 37,263

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Solution

The fourth proportional to 78,864.60, 118,238.58 and 37,263 is: 55,866.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,864.60 : 118,238.58 = 37,263 : x
  2. Step 2: Convert to fraction form
    78,864.60/118,238.58 = 37,263/x
  3. Step 3: Cross multiply
    78,864.60x = 118,238.58 × 37,263
  4. Step 4: Simplify right side
    78,864.60x = 4,405,924,206.54
  5. Step 5: Solve for x
    x = 4,405,924,206.54/78,864.60
  6. Step 6: Final answer
    x = 55,866.94

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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.