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Finding the Fourth Proportional to 96,329.60, 144,436.80 and 49,673.60

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Solution

The fourth proportional to 96,329.60, 144,436.80 and 49,673.60 is: 74,480.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,329.60 : 144,436.80 = 49,673.60 : x
  2. Step 2: Convert to fraction form
    96,329.60/144,436.80 = 49,673.60/x
  3. Step 3: Cross multiply
    96,329.60x = 144,436.80 × 49,673.60
  4. Step 4: Simplify right side
    96,329.60x = 7,174,695,828.48
  5. Step 5: Solve for x
    x = 7,174,695,828.48/96,329.60
  6. Step 6: Final answer
    x = 74,480.70

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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.