Home / 118,153.69-163,045.60-67,159.33

Finding the Fourth Proportional to 118,153.69, 163,045.60 and 67,159.33

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Solution

The fourth proportional to 118,153.69, 163,045.60 and 67,159.33 is: 92,676.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,153.69 : 163,045.60 = 67,159.33 : x
  2. Step 2: Convert to fraction form
    118,153.69/163,045.60 = 67,159.33/x
  3. Step 3: Cross multiply
    118,153.69x = 163,045.60 × 67,159.33
  4. Step 4: Simplify right side
    118,153.69x = 10,950,033,255.45
  5. Step 5: Solve for x
    x = 10,950,033,255.45/118,153.69
  6. Step 6: Final answer
    x = 92,676.19

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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.