Home / 130,666.12-195,980.74-41,908.12

Finding the Fourth Proportional to 130,666.12, 195,980.74 and 41,908.12

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Solution

The fourth proportional to 130,666.12, 195,980.74 and 41,908.12 is: 62,856.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,666.12 : 195,980.74 = 41,908.12 : x
  2. Step 2: Convert to fraction form
    130,666.12/195,980.74 = 41,908.12/x
  3. Step 3: Cross multiply
    130,666.12x = 195,980.74 × 41,908.12
  4. Step 4: Simplify right side
    130,666.12x = 8,213,184,369.61
  5. Step 5: Solve for x
    x = 8,213,184,369.61/130,666.12
  6. Step 6: Final answer
    x = 62,856.27

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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.