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Finding the Fourth Proportional to 130,191.24, 179,664.18 and 70,575.24

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Solution

The fourth proportional to 130,191.24, 179,664.18 and 70,575.24 is: 97,393.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,191.24 : 179,664.18 = 70,575.24 : x
  2. Step 2: Convert to fraction form
    130,191.24/179,664.18 = 70,575.24/x
  3. Step 3: Cross multiply
    130,191.24x = 179,664.18 × 70,575.24
  4. Step 4: Simplify right side
    130,191.24x = 12,679,842,622.90
  5. Step 5: Solve for x
    x = 12,679,842,622.90/130,191.24
  6. Step 6: Final answer
    x = 97,393.98

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.