Home / 180,985.89-271,501.90-68,698.23

Finding the Fourth Proportional to 180,985.89, 271,501.90 and 68,698.23

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Solution

The fourth proportional to 180,985.89, 271,501.90 and 68,698.23 is: 103,056.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,985.89 : 271,501.90 = 68,698.23 : x
  2. Step 2: Convert to fraction form
    180,985.89/271,501.90 = 68,698.23/x
  3. Step 3: Cross multiply
    180,985.89x = 271,501.90 × 68,698.23
  4. Step 4: Simplify right side
    180,985.89x = 18,651,698,974.97
  5. Step 5: Solve for x
    x = 18,651,698,974.97/180,985.89
  6. Step 6: Final answer
    x = 103,056.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.