Home / 256,167.51-353,586.24-148,785.81

Finding the Fourth Proportional to 256,167.51, 353,586.24 and 148,785.81

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Solution

The fourth proportional to 256,167.51, 353,586.24 and 148,785.81 is: 205,368.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,167.51 : 353,586.24 = 148,785.81 : x
  2. Step 2: Convert to fraction form
    256,167.51/353,586.24 = 148,785.81/x
  3. Step 3: Cross multiply
    256,167.51x = 353,586.24 × 148,785.81
  4. Step 4: Simplify right side
    256,167.51x = 52,608,615,123.25
  5. Step 5: Solve for x
    x = 52,608,615,123.25/256,167.51
  6. Step 6: Final answer
    x = 205,368.02

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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.