Home / 190,910.88-286,532.37-124,425.63

Finding the Fourth Proportional to 190,910.88, 286,532.37 and 124,425.63

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Solution

The fourth proportional to 190,910.88, 286,532.37 and 124,425.63 is: 186,746.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,910.88 : 286,532.37 = 124,425.63 : x
  2. Step 2: Convert to fraction form
    190,910.88/286,532.37 = 124,425.63/x
  3. Step 3: Cross multiply
    190,910.88x = 286,532.37 × 124,425.63
  4. Step 4: Simplify right side
    190,910.88x = 35,651,970,652.64
  5. Step 5: Solve for x
    x = 35,651,970,652.64/190,910.88
  6. Step 6: Final answer
    x = 186,746.67

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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.