Home / 217,795.06-326,623.47-70,016.50

Finding the Fourth Proportional to 217,795.06, 326,623.47 and 70,016.50

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Solution

The fourth proportional to 217,795.06, 326,623.47 and 70,016.50 is: 105,002.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,795.06 : 326,623.47 = 70,016.50 : x
  2. Step 2: Convert to fraction form
    217,795.06/326,623.47 = 70,016.50/x
  3. Step 3: Cross multiply
    217,795.06x = 326,623.47 × 70,016.50
  4. Step 4: Simplify right side
    217,795.06x = 22,869,032,187.26
  5. Step 5: Solve for x
    x = 22,869,032,187.26/217,795.06
  6. Step 6: Final answer
    x = 105,002.53

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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.