Home / 64,590.77-96,833.88-20,194.67

Finding the Fourth Proportional to 64,590.77, 96,833.88 and 20,194.67

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Solution

The fourth proportional to 64,590.77, 96,833.88 and 20,194.67 is: 30,275.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,590.77 : 96,833.88 = 20,194.67 : x
  2. Step 2: Convert to fraction form
    64,590.77/96,833.88 = 20,194.67/x
  3. Step 3: Cross multiply
    64,590.77x = 96,833.88 × 20,194.67
  4. Step 4: Simplify right side
    64,590.77x = 1,955,528,493.50
  5. Step 5: Solve for x
    x = 1,955,528,493.50/64,590.77
  6. Step 6: Final answer
    x = 30,275.66

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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.