Home / 118,166.24-163,071.36-64,451.26

Finding the Fourth Proportional to 118,166.24, 163,071.36 and 64,451.26

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Solution

The fourth proportional to 118,166.24, 163,071.36 and 64,451.26 is: 88,943.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,166.24 : 163,071.36 = 64,451.26 : x
  2. Step 2: Convert to fraction form
    118,166.24/163,071.36 = 64,451.26/x
  3. Step 3: Cross multiply
    118,166.24x = 163,071.36 × 64,451.26
  4. Step 4: Simplify right side
    118,166.24x = 10,510,154,299.66
  5. Step 5: Solve for x
    x = 10,510,154,299.66/118,166.24
  6. Step 6: Final answer
    x = 88,943.80

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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.