Home / 339,875.15-469,039.75-186,925.17

Finding the Fourth Proportional to 339,875.15, 469,039.75 and 186,925.17

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Solution

The fourth proportional to 339,875.15, 469,039.75 and 186,925.17 is: 257,963.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,875.15 : 469,039.75 = 186,925.17 : x
  2. Step 2: Convert to fraction form
    339,875.15/469,039.75 = 186,925.17/x
  3. Step 3: Cross multiply
    339,875.15x = 469,039.75 × 186,925.17
  4. Step 4: Simplify right side
    339,875.15x = 87,675,335,005.51
  5. Step 5: Solve for x
    x = 87,675,335,005.51/339,875.15
  6. Step 6: Final answer
    x = 257,963.36

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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.