Home / 117,563.94-162,248.26-66,585.60

Finding the Fourth Proportional to 117,563.94, 162,248.26 and 66,585.60

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Solution

The fourth proportional to 117,563.94, 162,248.26 and 66,585.60 is: 91,893.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,563.94 : 162,248.26 = 66,585.60 : x
  2. Step 2: Convert to fraction form
    117,563.94/162,248.26 = 66,585.60/x
  3. Step 3: Cross multiply
    117,563.94x = 162,248.26 × 66,585.60
  4. Step 4: Simplify right side
    117,563.94x = 10,803,397,741.06
  5. Step 5: Solve for x
    x = 10,803,397,741.06/117,563.94
  6. Step 6: Final answer
    x = 91,893.80

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1.5x scale

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.