Home / 127,618.29-191,412.84-34,131.33

Finding the Fourth Proportional to 127,618.29, 191,412.84 and 34,131.33

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Solution

The fourth proportional to 127,618.29, 191,412.84 and 34,131.33 is: 51,193.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,618.29 : 191,412.84 = 34,131.33 : x
  2. Step 2: Convert to fraction form
    127,618.29/191,412.84 = 34,131.33/x
  3. Step 3: Cross multiply
    127,618.29x = 191,412.84 × 34,131.33
  4. Step 4: Simplify right side
    127,618.29x = 6,533,174,808.28
  5. Step 5: Solve for x
    x = 6,533,174,808.28/127,618.29
  6. Step 6: Final answer
    x = 51,193.09

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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.