Home / 200,588.07-276,852.69-115,693.59

Finding the Fourth Proportional to 200,588.07, 276,852.69 and 115,693.59

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Solution

The fourth proportional to 200,588.07, 276,852.69 and 115,693.59 is: 159,680.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,588.07 : 276,852.69 = 115,693.59 : x
  2. Step 2: Convert to fraction form
    200,588.07/276,852.69 = 115,693.59/x
  3. Step 3: Cross multiply
    200,588.07x = 276,852.69 × 115,693.59
  4. Step 4: Simplify right side
    200,588.07x = 32,030,081,607.26
  5. Step 5: Solve for x
    x = 32,030,081,607.26/200,588.07
  6. Step 6: Final answer
    x = 159,680.89

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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.