Home / 124,038.23-171,185.47-73,067.00

Finding the Fourth Proportional to 124,038.23, 171,185.47 and 73,067.00

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Solution

The fourth proportional to 124,038.23, 171,185.47 and 73,067.00 is: 100,839.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,038.23 : 171,185.47 = 73,067.00 : x
  2. Step 2: Convert to fraction form
    124,038.23/171,185.47 = 73,067.00/x
  3. Step 3: Cross multiply
    124,038.23x = 171,185.47 × 73,067.00
  4. Step 4: Simplify right side
    124,038.23x = 12,508,007,943.19
  5. Step 5: Solve for x
    x = 12,508,007,943.19/124,038.23
  6. Step 6: Final answer
    x = 100,839.94

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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.