Home / 124,513.02-186,896.66-91,133.93

Finding the Fourth Proportional to 124,513.02, 186,896.66 and 91,133.93

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Solution

The fourth proportional to 124,513.02, 186,896.66 and 91,133.93 is: 136,793.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,513.02 : 186,896.66 = 91,133.93 : x
  2. Step 2: Convert to fraction form
    124,513.02/186,896.66 = 91,133.93/x
  3. Step 3: Cross multiply
    124,513.02x = 186,896.66 × 91,133.93
  4. Step 4: Simplify right side
    124,513.02x = 17,032,627,141.25
  5. Step 5: Solve for x
    x = 17,032,627,141.25/124,513.02
  6. Step 6: Final answer
    x = 136,793.94

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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.