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Finding the Fourth Proportional to 96,421.60, 144,632.40 and 41,010.40

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Solution

The fourth proportional to 96,421.60, 144,632.40 and 41,010.40 is: 61,515.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,421.60 : 144,632.40 = 41,010.40 : x
  2. Step 2: Convert to fraction form
    96,421.60/144,632.40 = 41,010.40/x
  3. Step 3: Cross multiply
    96,421.60x = 144,632.40 × 41,010.40
  4. Step 4: Simplify right side
    96,421.60x = 5,931,432,576.96
  5. Step 5: Solve for x
    x = 5,931,432,576.96/96,421.60
  6. Step 6: Final answer
    x = 61,515.60

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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.