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Finding the Fourth Proportional to 173,029.48, 259,582.70 and 53,103.12

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Solution

The fourth proportional to 173,029.48, 259,582.70 and 53,103.12 is: 79,666.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,029.48 : 259,582.70 = 53,103.12 : x
  2. Step 2: Convert to fraction form
    173,029.48/259,582.70 = 53,103.12/x
  3. Step 3: Cross multiply
    173,029.48x = 259,582.70 × 53,103.12
  4. Step 4: Simplify right side
    173,029.48x = 13,784,651,268.02
  5. Step 5: Solve for x
    x = 13,784,651,268.02/173,029.48
  6. Step 6: Final answer
    x = 79,666.49

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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.