Home / 190,058.94-262,289.54-105,176.00

Finding the Fourth Proportional to 190,058.94, 262,289.54 and 105,176.00

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Solution

The fourth proportional to 190,058.94, 262,289.54 and 105,176.00 is: 145,147.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,058.94 : 262,289.54 = 105,176.00 : x
  2. Step 2: Convert to fraction form
    190,058.94/262,289.54 = 105,176.00/x
  3. Step 3: Cross multiply
    190,058.94x = 262,289.54 × 105,176.00
  4. Step 4: Simplify right side
    190,058.94x = 27,586,565,577.70
  5. Step 5: Solve for x
    x = 27,586,565,577.70/190,058.94
  6. Step 6: Final answer
    x = 145,147.42

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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.