Home / 214,877.23-296,548.23-138,555.22

Finding the Fourth Proportional to 214,877.23, 296,548.23 and 138,555.22

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Solution

The fourth proportional to 214,877.23, 296,548.23 and 138,555.22 is: 191,217.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,877.23 : 296,548.23 = 138,555.22 : x
  2. Step 2: Convert to fraction form
    214,877.23/296,548.23 = 138,555.22/x
  3. Step 3: Cross multiply
    214,877.23x = 296,548.23 × 138,555.22
  4. Step 4: Simplify right side
    214,877.23x = 41,088,305,248.26
  5. Step 5: Solve for x
    x = 41,088,305,248.26/214,877.23
  6. Step 6: Final answer
    x = 191,217.59

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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.