Home / 190,501.83-285,730.84-50,271.39

Finding the Fourth Proportional to 190,501.83, 285,730.84 and 50,271.39

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Solution

The fourth proportional to 190,501.83, 285,730.84 and 50,271.39 is: 75,401.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,501.83 : 285,730.84 = 50,271.39 : x
  2. Step 2: Convert to fraction form
    190,501.83/285,730.84 = 50,271.39/x
  3. Step 3: Cross multiply
    190,501.83x = 285,730.84 × 50,271.39
  4. Step 4: Simplify right side
    190,501.83x = 14,364,086,492.67
  5. Step 5: Solve for x
    x = 14,364,086,492.67/190,501.83
  6. Step 6: Final answer
    x = 75,401.30

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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.