Home / 191,144.96-286,233.60-141,240.32

Finding the Fourth Proportional to 191,144.96, 286,233.60 and 141,240.32

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Solution

The fourth proportional to 191,144.96, 286,233.60 and 141,240.32 is: 211,502.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,144.96 : 286,233.60 = 141,240.32 : x
  2. Step 2: Convert to fraction form
    191,144.96/286,233.60 = 141,240.32/x
  3. Step 3: Cross multiply
    191,144.96x = 286,233.60 × 141,240.32
  4. Step 4: Simplify right side
    191,144.96x = 40,427,725,258.75
  5. Step 5: Solve for x
    x = 40,427,725,258.75/191,144.96
  6. Step 6: Final answer
    x = 211,502.96

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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.