Home / 154,877.36-213,851.16-119,010.80

Finding the Fourth Proportional to 154,877.36, 213,851.16 and 119,010.80

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Solution

The fourth proportional to 154,877.36, 213,851.16 and 119,010.80 is: 164,327.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,877.36 : 213,851.16 = 119,010.80 : x
  2. Step 2: Convert to fraction form
    154,877.36/213,851.16 = 119,010.80/x
  3. Step 3: Cross multiply
    154,877.36x = 213,851.16 × 119,010.80
  4. Step 4: Simplify right side
    154,877.36x = 25,450,597,632.53
  5. Step 5: Solve for x
    x = 25,450,597,632.53/154,877.36
  6. Step 6: Final answer
    x = 164,327.42

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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.