Home / 124,163.45-186,365.46-117,420.20

Finding the Fourth Proportional to 124,163.45, 186,365.46 and 117,420.20

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Solution

The fourth proportional to 124,163.45, 186,365.46 and 117,420.20 is: 176,244.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,163.45 : 186,365.46 = 117,420.20 : x
  2. Step 2: Convert to fraction form
    124,163.45/186,365.46 = 117,420.20/x
  3. Step 3: Cross multiply
    124,163.45x = 186,365.46 × 117,420.20
  4. Step 4: Simplify right side
    124,163.45x = 21,883,069,586.29
  5. Step 5: Solve for x
    x = 21,883,069,586.29/124,163.45
  6. Step 6: Final answer
    x = 176,244.05

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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.