Home / 173,009.45-259,421.67-88,735.23

Finding the Fourth Proportional to 173,009.45, 259,421.67 and 88,735.23

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Solution

The fourth proportional to 173,009.45, 259,421.67 and 88,735.23 is: 133,055.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,009.45 : 259,421.67 = 88,735.23 : x
  2. Step 2: Convert to fraction form
    173,009.45/259,421.67 = 88,735.23/x
  3. Step 3: Cross multiply
    173,009.45x = 259,421.67 × 88,735.23
  4. Step 4: Simplify right side
    173,009.45x = 23,019,841,554.43
  5. Step 5: Solve for x
    x = 23,019,841,554.43/173,009.45
  6. Step 6: Final answer
    x = 133,055.40

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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.