Home / 163,983.06-245,970.27-45,662.58

Finding the Fourth Proportional to 163,983.06, 245,970.27 and 45,662.58

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Solution

The fourth proportional to 163,983.06, 245,970.27 and 45,662.58 is: 68,492.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,983.06 : 245,970.27 = 45,662.58 : x
  2. Step 2: Convert to fraction form
    163,983.06/245,970.27 = 45,662.58/x
  3. Step 3: Cross multiply
    163,983.06x = 245,970.27 × 45,662.58
  4. Step 4: Simplify right side
    163,983.06x = 11,231,637,131.50
  5. Step 5: Solve for x
    x = 11,231,637,131.50/163,983.06
  6. Step 6: Final answer
    x = 68,492.67

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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.