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Finding the Fourth Proportional to 152,019.52, 209,857.44 and 88,334.08

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Solution

The fourth proportional to 152,019.52, 209,857.44 and 88,334.08 is: 121,942.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,019.52 : 209,857.44 = 88,334.08 : x
  2. Step 2: Convert to fraction form
    152,019.52/209,857.44 = 88,334.08/x
  3. Step 3: Cross multiply
    152,019.52x = 209,857.44 × 88,334.08
  4. Step 4: Simplify right side
    152,019.52x = 18,537,563,893.56
  5. Step 5: Solve for x
    x = 18,537,563,893.56/152,019.52
  6. Step 6: Final answer
    x = 121,942.00

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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.