Home / 183,331-253,006.74-102,784.36

Finding the Fourth Proportional to 183,331, 253,006.74 and 102,784.36

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Solution

The fourth proportional to 183,331, 253,006.74 and 102,784.36 is: 141,848.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,331 : 253,006.74 = 102,784.36 : x
  2. Step 2: Convert to fraction form
    183,331/253,006.74 = 102,784.36/x
  3. Step 3: Cross multiply
    183,331x = 253,006.74 × 102,784.36
  4. Step 4: Simplify right side
    183,331x = 26,005,135,846.59
  5. Step 5: Solve for x
    x = 26,005,135,846.59/183,331
  6. Step 6: Final answer
    x = 141,848.00

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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.