Home / 216,050.81-298,150.13-119,254.69

Finding the Fourth Proportional to 216,050.81, 298,150.13 and 119,254.69

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Solution

The fourth proportional to 216,050.81, 298,150.13 and 119,254.69 is: 164,571.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,050.81 : 298,150.13 = 119,254.69 : x
  2. Step 2: Convert to fraction form
    216,050.81/298,150.13 = 119,254.69/x
  3. Step 3: Cross multiply
    216,050.81x = 298,150.13 × 119,254.69
  4. Step 4: Simplify right side
    216,050.81x = 35,555,801,997.43
  5. Step 5: Solve for x
    x = 35,555,801,997.43/216,050.81
  6. Step 6: Final answer
    x = 164,571.49

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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.