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Finding the Fourth Proportional to 96,300.90, 132,894.47 and 53,859.40

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Solution

The fourth proportional to 96,300.90, 132,894.47 and 53,859.40 is: 74,325.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,300.90 : 132,894.47 = 53,859.40 : x
  2. Step 2: Convert to fraction form
    96,300.90/132,894.47 = 53,859.40/x
  3. Step 3: Cross multiply
    96,300.90x = 132,894.47 × 53,859.40
  4. Step 4: Simplify right side
    96,300.90x = 7,157,616,219.93
  5. Step 5: Solve for x
    x = 7,157,616,219.93/96,300.90
  6. Step 6: Final answer
    x = 74,325.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.