Home / 105,393.06-158,089.59-43,063.50

Finding the Fourth Proportional to 105,393.06, 158,089.59 and 43,063.50

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Solution

The fourth proportional to 105,393.06, 158,089.59 and 43,063.50 is: 64,595.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,393.06 : 158,089.59 = 43,063.50 : x
  2. Step 2: Convert to fraction form
    105,393.06/158,089.59 = 43,063.50/x
  3. Step 3: Cross multiply
    105,393.06x = 158,089.59 × 43,063.50
  4. Step 4: Simplify right side
    105,393.06x = 6,807,891,058.97
  5. Step 5: Solve for x
    x = 6,807,891,058.97/105,393.06
  6. Step 6: Final answer
    x = 64,595.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.