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Finding the Fourth Proportional to 146,158.40, 219,152.52 and 57,307.76

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Solution

The fourth proportional to 146,158.40, 219,152.52 and 57,307.76 is: 85,928.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,158.40 : 219,152.52 = 57,307.76 : x
  2. Step 2: Convert to fraction form
    146,158.40/219,152.52 = 57,307.76/x
  3. Step 3: Cross multiply
    146,158.40x = 219,152.52 × 57,307.76
  4. Step 4: Simplify right side
    146,158.40x = 12,559,140,019.56
  5. Step 5: Solve for x
    x = 12,559,140,019.56/146,158.40
  6. Step 6: Final answer
    x = 85,928.28

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.