Home / 105,566.54-158,456.43-93,636.80

Finding the Fourth Proportional to 105,566.54, 158,456.43 and 93,636.80

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Solution

The fourth proportional to 105,566.54, 158,456.43 and 93,636.80 is: 140,549.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,566.54 : 158,456.43 = 93,636.80 : x
  2. Step 2: Convert to fraction form
    105,566.54/158,456.43 = 93,636.80/x
  3. Step 3: Cross multiply
    105,566.54x = 158,456.43 × 93,636.80
  4. Step 4: Simplify right side
    105,566.54x = 14,837,353,044.62
  5. Step 5: Solve for x
    x = 14,837,353,044.62/105,566.54
  6. Step 6: Final answer
    x = 140,549.77

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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.