Home / 190,934.18-286,438.15-72,596.32

Finding the Fourth Proportional to 190,934.18, 286,438.15 and 72,596.32

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Solution

The fourth proportional to 190,934.18, 286,438.15 and 72,596.32 is: 108,908.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,934.18 : 286,438.15 = 72,596.32 : x
  2. Step 2: Convert to fraction form
    190,934.18/286,438.15 = 72,596.32/x
  3. Step 3: Cross multiply
    190,934.18x = 286,438.15 × 72,596.32
  4. Step 4: Simplify right side
    190,934.18x = 20,794,355,234.63
  5. Step 5: Solve for x
    x = 20,794,355,234.63/190,934.18
  6. Step 6: Final answer
    x = 108,908.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.