Home / 109,263.05-163,714.15-49,968.01

Finding the Fourth Proportional to 109,263.05, 163,714.15 and 49,968.01

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Solution

The fourth proportional to 109,263.05, 163,714.15 and 49,968.01 is: 74,869.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,263.05 : 163,714.15 = 49,968.01 : x
  2. Step 2: Convert to fraction form
    109,263.05/163,714.15 = 49,968.01/x
  3. Step 3: Cross multiply
    109,263.05x = 163,714.15 × 49,968.01
  4. Step 4: Simplify right side
    109,263.05x = 8,180,470,284.34
  5. Step 5: Solve for x
    x = 8,180,470,284.34/109,263.05
  6. Step 6: Final answer
    x = 74,869.50

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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.