Home / 105,918.63-158,877.80-27,032.86

Finding the Fourth Proportional to 105,918.63, 158,877.80 and 27,032.86

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Solution

The fourth proportional to 105,918.63, 158,877.80 and 27,032.86 is: 40,549.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,918.63 : 158,877.80 = 27,032.86 : x
  2. Step 2: Convert to fraction form
    105,918.63/158,877.80 = 27,032.86/x
  3. Step 3: Cross multiply
    105,918.63x = 158,877.80 × 27,032.86
  4. Step 4: Simplify right side
    105,918.63x = 4,294,921,324.51
  5. Step 5: Solve for x
    x = 4,294,921,324.51/105,918.63
  6. Step 6: Final answer
    x = 40,549.25

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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.