Home / 214,238.61-295,445.34-128,183.82

Finding the Fourth Proportional to 214,238.61, 295,445.34 and 128,183.82

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Solution

The fourth proportional to 214,238.61, 295,445.34 and 128,183.82 is: 176,771.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,238.61 : 295,445.34 = 128,183.82 : x
  2. Step 2: Convert to fraction form
    214,238.61/295,445.34 = 128,183.82/x
  3. Step 3: Cross multiply
    214,238.61x = 295,445.34 × 128,183.82
  4. Step 4: Simplify right side
    214,238.61x = 37,871,312,282.40
  5. Step 5: Solve for x
    x = 37,871,312,282.40/214,238.61
  6. Step 6: Final answer
    x = 176,771.65

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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.