Home / 313,083.14-432,055.56-169,843.20

Finding the Fourth Proportional to 313,083.14, 432,055.56 and 169,843.20

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Solution

The fourth proportional to 313,083.14, 432,055.56 and 169,843.20 is: 234,384.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,083.14 : 432,055.56 = 169,843.20 : x
  2. Step 2: Convert to fraction form
    313,083.14/432,055.56 = 169,843.20/x
  3. Step 3: Cross multiply
    313,083.14x = 432,055.56 × 169,843.20
  4. Step 4: Simplify right side
    313,083.14x = 73,381,698,888.19
  5. Step 5: Solve for x
    x = 73,381,698,888.19/313,083.14
  6. Step 6: Final answer
    x = 234,384.06

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1.5x scale

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.