Home / 314,970.91-434,661.93-171,733.33

Finding the Fourth Proportional to 314,970.91, 434,661.93 and 171,733.33

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Solution

The fourth proportional to 314,970.91, 434,661.93 and 171,733.33 is: 236,993.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,970.91 : 434,661.93 = 171,733.33 : x
  2. Step 2: Convert to fraction form
    314,970.91/434,661.93 = 171,733.33/x
  3. Step 3: Cross multiply
    314,970.91x = 434,661.93 × 171,733.33
  4. Step 4: Simplify right side
    314,970.91x = 74,645,940,663.13
  5. Step 5: Solve for x
    x = 74,645,940,663.13/314,970.91
  6. Step 6: Final answer
    x = 236,993.13

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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.