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Finding the Fourth Proportional to 152,235.52, 210,155.52 and 88,550.08

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Solution

The fourth proportional to 152,235.52, 210,155.52 and 88,550.08 is: 122,240.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,235.52 : 210,155.52 = 88,550.08 : x
  2. Step 2: Convert to fraction form
    152,235.52/210,155.52 = 88,550.08/x
  3. Step 3: Cross multiply
    152,235.52x = 210,155.52 × 88,550.08
  4. Step 4: Simplify right side
    152,235.52x = 18,609,288,108.44
  5. Step 5: Solve for x
    x = 18,609,288,108.44/152,235.52
  6. Step 6: Final answer
    x = 122,240.12

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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.