Home / 118,383.73-163,342.65-70,627.75

Finding the Fourth Proportional to 118,383.73, 163,342.65 and 70,627.75

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Solution

The fourth proportional to 118,383.73, 163,342.65 and 70,627.75 is: 97,450.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,383.73 : 163,342.65 = 70,627.75 : x
  2. Step 2: Convert to fraction form
    118,383.73/163,342.65 = 70,627.75/x
  3. Step 3: Cross multiply
    118,383.73x = 163,342.65 × 70,627.75
  4. Step 4: Simplify right side
    118,383.73x = 11,536,523,848.54
  5. Step 5: Solve for x
    x = 11,536,523,848.54/118,383.73
  6. Step 6: Final answer
    x = 97,450.25

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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.