Home / 190,552.79-285,829.16-50,312.63

Finding the Fourth Proportional to 190,552.79, 285,829.16 and 50,312.63

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Solution

The fourth proportional to 190,552.79, 285,829.16 and 50,312.63 is: 75,468.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,552.79 : 285,829.16 = 50,312.63 : x
  2. Step 2: Convert to fraction form
    190,552.79/285,829.16 = 50,312.63/x
  3. Step 3: Cross multiply
    190,552.79x = 285,829.16 × 50,312.63
  4. Step 4: Simplify right side
    190,552.79x = 14,380,815,089.58
  5. Step 5: Solve for x
    x = 14,380,815,089.58/190,552.79
  6. Step 6: Final answer
    x = 75,468.93

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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.