Home / 151,927.14-209,648.67-83,943.36

Finding the Fourth Proportional to 151,927.14, 209,648.67 and 83,943.36

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Solution

The fourth proportional to 151,927.14, 209,648.67 and 83,943.36 is: 115,835.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,927.14 : 209,648.67 = 83,943.36 : x
  2. Step 2: Convert to fraction form
    151,927.14/209,648.67 = 83,943.36/x
  3. Step 3: Cross multiply
    151,927.14x = 209,648.67 × 83,943.36
  4. Step 4: Simplify right side
    151,927.14x = 17,598,613,779.33
  5. Step 5: Solve for x
    x = 17,598,613,779.33/151,927.14
  6. Step 6: Final answer
    x = 115,835.88

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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.