Home / 116,966.84-161,411.54-69,220.98

Finding the Fourth Proportional to 116,966.84, 161,411.54 and 69,220.98

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Solution

The fourth proportional to 116,966.84, 161,411.54 and 69,220.98 is: 95,523.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,966.84 : 161,411.54 = 69,220.98 : x
  2. Step 2: Convert to fraction form
    116,966.84/161,411.54 = 69,220.98/x
  3. Step 3: Cross multiply
    116,966.84x = 161,411.54 × 69,220.98
  4. Step 4: Simplify right side
    116,966.84x = 11,173,064,636.00
  5. Step 5: Solve for x
    x = 11,173,064,636.00/116,966.84
  6. Step 6: Final answer
    x = 95,523.36

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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.