Home / 116,150.52-160,378.02-89,250.60

Finding the Fourth Proportional to 116,150.52, 160,378.02 and 89,250.60

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Solution

The fourth proportional to 116,150.52, 160,378.02 and 89,250.60 is: 123,235.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,150.52 : 160,378.02 = 89,250.60 : x
  2. Step 2: Convert to fraction form
    116,150.52/160,378.02 = 89,250.60/x
  3. Step 3: Cross multiply
    116,150.52x = 160,378.02 × 89,250.60
  4. Step 4: Simplify right side
    116,150.52x = 14,313,834,511.81
  5. Step 5: Solve for x
    x = 14,313,834,511.81/116,150.52
  6. Step 6: Final answer
    x = 123,235.22

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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.