Home / 85,166.64-117,543.96-47,453.04

Finding the Fourth Proportional to 85,166.64, 117,543.96 and 47,453.04

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Solution

The fourth proportional to 85,166.64, 117,543.96 and 47,453.04 is: 65,492.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,166.64 : 117,543.96 = 47,453.04 : x
  2. Step 2: Convert to fraction form
    85,166.64/117,543.96 = 47,453.04/x
  3. Step 3: Cross multiply
    85,166.64x = 117,543.96 × 47,453.04
  4. Step 4: Simplify right side
    85,166.64x = 5,577,818,235.64
  5. Step 5: Solve for x
    x = 5,577,818,235.64/85,166.64
  6. Step 6: Final answer
    x = 65,492.99

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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.