Home / 118,518.44-163,522.44-70,754.36

Finding the Fourth Proportional to 118,518.44, 163,522.44 and 70,754.36

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Solution

The fourth proportional to 118,518.44, 163,522.44 and 70,754.36 is: 97,621.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,518.44 : 163,522.44 = 70,754.36 : x
  2. Step 2: Convert to fraction form
    118,518.44/163,522.44 = 70,754.36/x
  3. Step 3: Cross multiply
    118,518.44x = 163,522.44 × 70,754.36
  4. Step 4: Simplify right side
    118,518.44x = 11,569,925,587.84
  5. Step 5: Solve for x
    x = 11,569,925,587.84/118,518.44
  6. Step 6: Final answer
    x = 97,621.31

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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.