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Finding the Fourth Proportional to 94,885.30, 130,941.84 and 54,598.26

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Solution

The fourth proportional to 94,885.30, 130,941.84 and 54,598.26 is: 75,345.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,885.30 : 130,941.84 = 54,598.26 : x
  2. Step 2: Convert to fraction form
    94,885.30/130,941.84 = 54,598.26/x
  3. Step 3: Cross multiply
    94,885.30x = 130,941.84 × 54,598.26
  4. Step 4: Simplify right side
    94,885.30x = 7,149,196,625.20
  5. Step 5: Solve for x
    x = 7,149,196,625.20/94,885.30
  6. Step 6: Final answer
    x = 75,345.67

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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.