Home / 70,784.13-106,194.58-26,411.22

Finding the Fourth Proportional to 70,784.13, 106,194.58 and 26,411.22

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Solution

The fourth proportional to 70,784.13, 106,194.58 and 26,411.22 is: 39,623.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,784.13 : 106,194.58 = 26,411.22 : x
  2. Step 2: Convert to fraction form
    70,784.13/106,194.58 = 26,411.22/x
  3. Step 3: Cross multiply
    70,784.13x = 106,194.58 × 26,411.22
  4. Step 4: Simplify right side
    70,784.13x = 2,804,728,415.19
  5. Step 5: Solve for x
    x = 2,804,728,415.19/70,784.13
  6. Step 6: Final answer
    x = 39,623.69

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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.