Home / 173,360.25-260,109.36-66,715.58

Finding the Fourth Proportional to 173,360.25, 260,109.36 and 66,715.58

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Solution

The fourth proportional to 173,360.25, 260,109.36 and 66,715.58 is: 100,099.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,360.25 : 260,109.36 = 66,715.58 : x
  2. Step 2: Convert to fraction form
    173,360.25/260,109.36 = 66,715.58/x
  3. Step 3: Cross multiply
    173,360.25x = 260,109.36 × 66,715.58
  4. Step 4: Simplify right side
    173,360.25x = 17,353,345,515.28
  5. Step 5: Solve for x
    x = 17,353,345,515.28/173,360.25
  6. Step 6: Final answer
    x = 100,099.91

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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.