Home / 116,263.17-160,448.45-68,518.53

Finding the Fourth Proportional to 116,263.17, 160,448.45 and 68,518.53

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Solution

The fourth proportional to 116,263.17, 160,448.45 and 68,518.53 is: 94,558.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,263.17 : 160,448.45 = 68,518.53 : x
  2. Step 2: Convert to fraction form
    116,263.17/160,448.45 = 68,518.53/x
  3. Step 3: Cross multiply
    116,263.17x = 160,448.45 × 68,518.53
  4. Step 4: Simplify right side
    116,263.17x = 10,993,691,592.19
  5. Step 5: Solve for x
    x = 10,993,691,592.19/116,263.17
  6. Step 6: Final answer
    x = 94,558.68

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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.