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Finding the Fourth Proportional to 172,689.63, 259,049.02 and 48,030.63

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Solution

The fourth proportional to 172,689.63, 259,049.02 and 48,030.63 is: 72,050.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,689.63 : 259,049.02 = 48,030.63 : x
  2. Step 2: Convert to fraction form
    172,689.63/259,049.02 = 48,030.63/x
  3. Step 3: Cross multiply
    172,689.63x = 259,049.02 × 48,030.63
  4. Step 4: Simplify right side
    172,689.63x = 12,442,287,631.48
  5. Step 5: Solve for x
    x = 12,442,287,631.48/172,689.63
  6. Step 6: Final answer
    x = 72,050.00

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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.