Home / 118,677.06-178,085.61-43,850.16

Finding the Fourth Proportional to 118,677.06, 178,085.61 and 43,850.16

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Solution

The fourth proportional to 118,677.06, 178,085.61 and 43,850.16 is: 65,801.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,677.06 : 178,085.61 = 43,850.16 : x
  2. Step 2: Convert to fraction form
    118,677.06/178,085.61 = 43,850.16/x
  3. Step 3: Cross multiply
    118,677.06x = 178,085.61 × 43,850.16
  4. Step 4: Simplify right side
    118,677.06x = 7,809,082,492.20
  5. Step 5: Solve for x
    x = 7,809,082,492.20/118,677.06
  6. Step 6: Final answer
    x = 65,801.11

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1.5x scale

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.