Home / 118,272.96-163,192.32-67,962.24

Finding the Fourth Proportional to 118,272.96, 163,192.32 and 67,962.24

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Solution

The fourth proportional to 118,272.96, 163,192.32 and 67,962.24 is: 93,773.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,272.96 : 163,192.32 = 67,962.24 : x
  2. Step 2: Convert to fraction form
    118,272.96/163,192.32 = 67,962.24/x
  3. Step 3: Cross multiply
    118,272.96x = 163,192.32 × 67,962.24
  4. Step 4: Simplify right side
    118,272.96x = 11,090,915,618.00
  5. Step 5: Solve for x
    x = 11,090,915,618.00/118,272.96
  6. Step 6: Final answer
    x = 93,773.89

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1.5x scale

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.