Home / 118,668.24-163,762.22-64,953.53

Finding the Fourth Proportional to 118,668.24, 163,762.22 and 64,953.53

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Solution

The fourth proportional to 118,668.24, 163,762.22 and 64,953.53 is: 89,635.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,668.24 : 163,762.22 = 64,953.53 : x
  2. Step 2: Convert to fraction form
    118,668.24/163,762.22 = 64,953.53/x
  3. Step 3: Cross multiply
    118,668.24x = 163,762.22 × 64,953.53
  4. Step 4: Simplify right side
    118,668.24x = 10,636,934,227.32
  5. Step 5: Solve for x
    x = 10,636,934,227.32/118,668.24
  6. Step 6: Final answer
    x = 89,635.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.