Home / 64,470.20-96,705.30-58,929.80

Finding the Fourth Proportional to 64,470.20, 96,705.30 and 58,929.80

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Solution

The fourth proportional to 64,470.20, 96,705.30 and 58,929.80 is: 88,394.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,470.20 : 96,705.30 = 58,929.80 : x
  2. Step 2: Convert to fraction form
    64,470.20/96,705.30 = 58,929.80/x
  3. Step 3: Cross multiply
    64,470.20x = 96,705.30 × 58,929.80
  4. Step 4: Simplify right side
    64,470.20x = 5,698,823,987.94
  5. Step 5: Solve for x
    x = 5,698,823,987.94/64,470.20
  6. Step 6: Final answer
    x = 88,394.70

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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.