Home / 163,492.08-245,105.72-51,114.48

Finding the Fourth Proportional to 163,492.08, 245,105.72 and 51,114.48

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Solution

The fourth proportional to 163,492.08, 245,105.72 and 51,114.48 is: 76,630.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,492.08 : 245,105.72 = 51,114.48 : x
  2. Step 2: Convert to fraction form
    163,492.08/245,105.72 = 51,114.48/x
  3. Step 3: Cross multiply
    163,492.08x = 245,105.72 × 51,114.48
  4. Step 4: Simplify right side
    163,492.08x = 12,528,451,422.83
  5. Step 5: Solve for x
    x = 12,528,451,422.83/163,492.08
  6. Step 6: Final answer
    x = 76,630.33

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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.