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Finding the Fourth Proportional to 96,083.40, 144,038.70 and 62,819.40

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Solution

The fourth proportional to 96,083.40, 144,038.70 and 62,819.40 is: 94,172.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,083.40 : 144,038.70 = 62,819.40 : x
  2. Step 2: Convert to fraction form
    96,083.40/144,038.70 = 62,819.40/x
  3. Step 3: Cross multiply
    96,083.40x = 144,038.70 × 62,819.40
  4. Step 4: Simplify right side
    96,083.40x = 9,048,424,710.78
  5. Step 5: Solve for x
    x = 9,048,424,710.78/96,083.40
  6. Step 6: Final answer
    x = 94,172.61

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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.