Home / 236,313.60-354,643.20-157,401.60

Finding the Fourth Proportional to 236,313.60, 354,643.20 and 157,401.60

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Solution

The fourth proportional to 236,313.60, 354,643.20 and 157,401.60 is: 236,217.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,313.60 : 354,643.20 = 157,401.60 : x
  2. Step 2: Convert to fraction form
    236,313.60/354,643.20 = 157,401.60/x
  3. Step 3: Cross multiply
    236,313.60x = 354,643.20 × 157,401.60
  4. Step 4: Simplify right side
    236,313.60x = 55,821,407,109.12
  5. Step 5: Solve for x
    x = 55,821,407,109.12/236,313.60
  6. Step 6: Final answer
    x = 236,217.50

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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.