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Finding the Fourth Proportional to 96,325.60, 144,430.80 and 49,669.60

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Solution

The fourth proportional to 96,325.60, 144,430.80 and 49,669.60 is: 74,474.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,325.60 : 144,430.80 = 49,669.60 : x
  2. Step 2: Convert to fraction form
    96,325.60/144,430.80 = 49,669.60/x
  3. Step 3: Cross multiply
    96,325.60x = 144,430.80 × 49,669.60
  4. Step 4: Simplify right side
    96,325.60x = 7,173,820,063.68
  5. Step 5: Solve for x
    x = 7,173,820,063.68/96,325.60
  6. Step 6: Final answer
    x = 74,474.70

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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.