Home / 173,543.40-259,796.70-103,386.60

Finding the Fourth Proportional to 173,543.40, 259,796.70 and 103,386.60

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Solution

The fourth proportional to 173,543.40, 259,796.70 and 103,386.60 is: 154,771.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,543.40 : 259,796.70 = 103,386.60 : x
  2. Step 2: Convert to fraction form
    173,543.40/259,796.70 = 103,386.60/x
  3. Step 3: Cross multiply
    173,543.40x = 259,796.70 × 103,386.60
  4. Step 4: Simplify right side
    173,543.40x = 26,859,497,504.22
  5. Step 5: Solve for x
    x = 26,859,497,504.22/173,543.40
  6. Step 6: Final answer
    x = 154,771.07

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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.