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Finding the Fourth Proportional to 130,510.40, 195,765.60 and 32,014.40

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Solution

The fourth proportional to 130,510.40, 195,765.60 and 32,014.40 is: 48,021.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,510.40 : 195,765.60 = 32,014.40 : x
  2. Step 2: Convert to fraction form
    130,510.40/195,765.60 = 32,014.40/x
  3. Step 3: Cross multiply
    130,510.40x = 195,765.60 × 32,014.40
  4. Step 4: Simplify right side
    130,510.40x = 6,267,318,224.64
  5. Step 5: Solve for x
    x = 6,267,318,224.64/130,510.40
  6. Step 6: Final answer
    x = 48,021.60

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1.5x scale

Why These Related Problems?

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