Home / 173,140.47-259,756.77-54,814.23

Finding the Fourth Proportional to 173,140.47, 259,756.77 and 54,814.23

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Solution

The fourth proportional to 173,140.47, 259,756.77 and 54,814.23 is: 82,235.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,140.47 : 259,756.77 = 54,814.23 : x
  2. Step 2: Convert to fraction form
    173,140.47/259,756.77 = 54,814.23/x
  3. Step 3: Cross multiply
    173,140.47x = 259,756.77 × 54,814.23
  4. Step 4: Simplify right side
    173,140.47x = 14,238,367,334.84
  5. Step 5: Solve for x
    x = 14,238,367,334.84/173,140.47
  6. Step 6: Final answer
    x = 82,235.93

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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.