Home / 115,533.42-173,309.85-40,645.68

Finding the Fourth Proportional to 115,533.42, 173,309.85 and 40,645.68

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Solution

The fourth proportional to 115,533.42, 173,309.85 and 40,645.68 is: 60,971.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,533.42 : 173,309.85 = 40,645.68 : x
  2. Step 2: Convert to fraction form
    115,533.42/173,309.85 = 40,645.68/x
  3. Step 3: Cross multiply
    115,533.42x = 173,309.85 × 40,645.68
  4. Step 4: Simplify right side
    115,533.42x = 7,044,296,703.95
  5. Step 5: Solve for x
    x = 7,044,296,703.95/115,533.42
  6. Step 6: Final answer
    x = 60,971.94

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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.