Home / 161,923.98-223,449.60-89,329.77

Finding the Fourth Proportional to 161,923.98, 223,449.60 and 89,329.77

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Solution

The fourth proportional to 161,923.98, 223,449.60 and 89,329.77 is: 123,272.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,923.98 : 223,449.60 = 89,329.77 : x
  2. Step 2: Convert to fraction form
    161,923.98/223,449.60 = 89,329.77/x
  3. Step 3: Cross multiply
    161,923.98x = 223,449.60 × 89,329.77
  4. Step 4: Simplify right side
    161,923.98x = 19,960,701,374.59
  5. Step 5: Solve for x
    x = 19,960,701,374.59/161,923.98
  6. Step 6: Final answer
    x = 123,272.05

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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.