Home / 190,366.20-285,678.48-101,683.32

Finding the Fourth Proportional to 190,366.20, 285,678.48 and 101,683.32

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Solution

The fourth proportional to 190,366.20, 285,678.48 and 101,683.32 is: 152,593.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,366.20 : 285,678.48 = 101,683.32 : x
  2. Step 2: Convert to fraction form
    190,366.20/285,678.48 = 101,683.32/x
  3. Step 3: Cross multiply
    190,366.20x = 285,678.48 × 101,683.32
  4. Step 4: Simplify right side
    190,366.20x = 29,048,736,298.95
  5. Step 5: Solve for x
    x = 29,048,736,298.95/190,366.20
  6. Step 6: Final answer
    x = 152,593.98

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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.