Home / 173,020.06-238,784.38-105,021.36

Finding the Fourth Proportional to 173,020.06, 238,784.38 and 105,021.36

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Solution

The fourth proportional to 173,020.06, 238,784.38 and 105,021.36 is: 144,939.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,020.06 : 238,784.38 = 105,021.36 : x
  2. Step 2: Convert to fraction form
    173,020.06/238,784.38 = 105,021.36/x
  3. Step 3: Cross multiply
    173,020.06x = 238,784.38 × 105,021.36
  4. Step 4: Simplify right side
    173,020.06x = 25,077,460,334.36
  5. Step 5: Solve for x
    x = 25,077,460,334.36/173,020.06
  6. Step 6: Final answer
    x = 144,939.61

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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.