Home / 179,900.06-248,212.41-103,415.18

Finding the Fourth Proportional to 179,900.06, 248,212.41 and 103,415.18

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Solution

The fourth proportional to 179,900.06, 248,212.41 and 103,415.18 is: 142,684.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,900.06 : 248,212.41 = 103,415.18 : x
  2. Step 2: Convert to fraction form
    179,900.06/248,212.41 = 103,415.18/x
  3. Step 3: Cross multiply
    179,900.06x = 248,212.41 × 103,415.18
  4. Step 4: Simplify right side
    179,900.06x = 25,668,931,058.38
  5. Step 5: Solve for x
    x = 25,668,931,058.38/179,900.06
  6. Step 6: Final answer
    x = 142,684.39

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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.