Home / 76,222.55-105,204.62-50,730.01

Finding the Fourth Proportional to 76,222.55, 105,204.62 and 50,730.01

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Solution

The fourth proportional to 76,222.55, 105,204.62 and 50,730.01 is: 70,019.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,222.55 : 105,204.62 = 50,730.01 : x
  2. Step 2: Convert to fraction form
    76,222.55/105,204.62 = 50,730.01/x
  3. Step 3: Cross multiply
    76,222.55x = 105,204.62 × 50,730.01
  4. Step 4: Simplify right side
    76,222.55x = 5,337,031,288.46
  5. Step 5: Solve for x
    x = 5,337,031,288.46/76,222.55
  6. Step 6: Final answer
    x = 70,019.06

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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.