Home / 268,376.86-370,352.55-147,518.38

Finding the Fourth Proportional to 268,376.86, 370,352.55 and 147,518.38

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Solution

The fourth proportional to 268,376.86, 370,352.55 and 147,518.38 is: 203,571.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,376.86 : 370,352.55 = 147,518.38 : x
  2. Step 2: Convert to fraction form
    268,376.86/370,352.55 = 147,518.38/x
  3. Step 3: Cross multiply
    268,376.86x = 370,352.55 × 147,518.38
  4. Step 4: Simplify right side
    268,376.86x = 54,633,808,204.87
  5. Step 5: Solve for x
    x = 54,633,808,204.87/268,376.86
  6. Step 6: Final answer
    x = 203,571.23

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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.