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Finding the Fourth Proportional to 94,325.72, 130,060.62 and 75,190.68

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Solution

The fourth proportional to 94,325.72, 130,060.62 and 75,190.68 is: 103,676.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,325.72 : 130,060.62 = 75,190.68 : x
  2. Step 2: Convert to fraction form
    94,325.72/130,060.62 = 75,190.68/x
  3. Step 3: Cross multiply
    94,325.72x = 130,060.62 × 75,190.68
  4. Step 4: Simplify right side
    94,325.72x = 9,779,346,459.02
  5. Step 5: Solve for x
    x = 9,779,346,459.02/94,325.72
  6. Step 6: Final answer
    x = 103,676.36

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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.