Home / 172,851.37-238,396.67-119,124.07

Finding the Fourth Proportional to 172,851.37, 238,396.67 and 119,124.07

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Solution

The fourth proportional to 172,851.37, 238,396.67 and 119,124.07 is: 164,295.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,851.37 : 238,396.67 = 119,124.07 : x
  2. Step 2: Convert to fraction form
    172,851.37/238,396.67 = 119,124.07/x
  3. Step 3: Cross multiply
    172,851.37x = 238,396.67 × 119,124.07
  4. Step 4: Simplify right side
    172,851.37x = 28,398,780,859.95
  5. Step 5: Solve for x
    x = 28,398,780,859.95/172,851.37
  6. Step 6: Final answer
    x = 164,295.96

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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.