Home / 94,847.12-130,887.72-52,405.04

Finding the Fourth Proportional to 94,847.12, 130,887.72 and 52,405.04

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Solution

The fourth proportional to 94,847.12, 130,887.72 and 52,405.04 is: 72,318.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,847.12 : 130,887.72 = 52,405.04 : x
  2. Step 2: Convert to fraction form
    94,847.12/130,887.72 = 52,405.04/x
  3. Step 3: Cross multiply
    94,847.12x = 130,887.72 × 52,405.04
  4. Step 4: Simplify right side
    94,847.12x = 6,859,176,202.11
  5. Step 5: Solve for x
    x = 6,859,176,202.11/94,847.12
  6. Step 6: Final answer
    x = 72,318.23

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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.