Home / 105,058.80-144,975.51-59,730.57

Finding the Fourth Proportional to 105,058.80, 144,975.51 and 59,730.57

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Solution

The fourth proportional to 105,058.80, 144,975.51 and 59,730.57 is: 82,424.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,058.80 : 144,975.51 = 59,730.57 : x
  2. Step 2: Convert to fraction form
    105,058.80/144,975.51 = 59,730.57/x
  3. Step 3: Cross multiply
    105,058.80x = 144,975.51 × 59,730.57
  4. Step 4: Simplify right side
    105,058.80x = 8,659,469,848.34
  5. Step 5: Solve for x
    x = 8,659,469,848.34/105,058.80
  6. Step 6: Final answer
    x = 82,424.98

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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.