Home / 192,125.77-287,598.12-163,782.25

Finding the Fourth Proportional to 192,125.77, 287,598.12 and 163,782.25

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Solution

The fourth proportional to 192,125.77, 287,598.12 and 163,782.25 is: 245,169.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,125.77 : 287,598.12 = 163,782.25 : x
  2. Step 2: Convert to fraction form
    192,125.77/287,598.12 = 163,782.25/x
  3. Step 3: Cross multiply
    192,125.77x = 287,598.12 × 163,782.25
  4. Step 4: Simplify right side
    192,125.77x = 47,103,467,189.37
  5. Step 5: Solve for x
    x = 47,103,467,189.37/192,125.77
  6. Step 6: Final answer
    x = 245,169.96

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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.