Home / 118,915.04-164,007.45-104,544.33

Finding the Fourth Proportional to 118,915.04, 164,007.45 and 104,544.33

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Solution

The fourth proportional to 118,915.04, 164,007.45 and 104,544.33 is: 144,187.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,915.04 : 164,007.45 = 104,544.33 : x
  2. Step 2: Convert to fraction form
    118,915.04/164,007.45 = 104,544.33/x
  3. Step 3: Cross multiply
    118,915.04x = 164,007.45 × 104,544.33
  4. Step 4: Simplify right side
    118,915.04x = 17,146,048,975.26
  5. Step 5: Solve for x
    x = 17,146,048,975.26/118,915.04
  6. Step 6: Final answer
    x = 144,187.39

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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.