Home / 160,636.03-221,683.44-96,961.39

Finding the Fourth Proportional to 160,636.03, 221,683.44 and 96,961.39

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Solution

The fourth proportional to 160,636.03, 221,683.44 and 96,961.39 is: 133,810.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,636.03 : 221,683.44 = 96,961.39 : x
  2. Step 2: Convert to fraction form
    160,636.03/221,683.44 = 96,961.39/x
  3. Step 3: Cross multiply
    160,636.03x = 221,683.44 × 96,961.39
  4. Step 4: Simplify right side
    160,636.03x = 21,494,734,482.38
  5. Step 5: Solve for x
    x = 21,494,734,482.38/160,636.03
  6. Step 6: Final answer
    x = 133,810.17

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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.