Home / 118,946.94-164,135.23-71,199.24

Finding the Fourth Proportional to 118,946.94, 164,135.23 and 71,199.24

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Solution

The fourth proportional to 118,946.94, 164,135.23 and 71,199.24 is: 98,248.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,946.94 : 164,135.23 = 71,199.24 : x
  2. Step 2: Convert to fraction form
    118,946.94/164,135.23 = 71,199.24/x
  3. Step 3: Cross multiply
    118,946.94x = 164,135.23 × 71,199.24
  4. Step 4: Simplify right side
    118,946.94x = 11,686,303,633.23
  5. Step 5: Solve for x
    x = 11,686,303,633.23/118,946.94
  6. Step 6: Final answer
    x = 98,248.04

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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.