Home / 176,600.94-243,762.66-120,045.12

Finding the Fourth Proportional to 176,600.94, 243,762.66 and 120,045.12

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Solution

The fourth proportional to 176,600.94, 243,762.66 and 120,045.12 is: 165,698.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,600.94 : 243,762.66 = 120,045.12 : x
  2. Step 2: Convert to fraction form
    176,600.94/243,762.66 = 120,045.12/x
  3. Step 3: Cross multiply
    176,600.94x = 243,762.66 × 120,045.12
  4. Step 4: Simplify right side
    176,600.94x = 29,262,517,771.22
  5. Step 5: Solve for x
    x = 29,262,517,771.22/176,600.94
  6. Step 6: Final answer
    x = 165,698.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.