Home / 214,065.48-295,441.38-129,194.76

Finding the Fourth Proportional to 214,065.48, 295,441.38 and 129,194.76

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Solution

The fourth proportional to 214,065.48, 295,441.38 and 129,194.76 is: 178,307.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,065.48 : 295,441.38 = 129,194.76 : x
  2. Step 2: Convert to fraction form
    214,065.48/295,441.38 = 129,194.76/x
  3. Step 3: Cross multiply
    214,065.48x = 295,441.38 × 129,194.76
  4. Step 4: Simplify right side
    214,065.48x = 38,169,478,183.17
  5. Step 5: Solve for x
    x = 38,169,478,183.17/214,065.48
  6. Step 6: Final answer
    x = 178,307.49

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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.