Home / 162,006.39-223,558.33-89,409.93

Finding the Fourth Proportional to 162,006.39, 223,558.33 and 89,409.93

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Solution

The fourth proportional to 162,006.39, 223,558.33 and 89,409.93 is: 123,379.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,006.39 : 223,558.33 = 89,409.93 : x
  2. Step 2: Convert to fraction form
    162,006.39/223,558.33 = 89,409.93/x
  3. Step 3: Cross multiply
    162,006.39x = 223,558.33 × 89,409.93
  4. Step 4: Simplify right side
    162,006.39x = 19,988,334,636.22
  5. Step 5: Solve for x
    x = 19,988,334,636.22/162,006.39
  6. Step 6: Final answer
    x = 123,379.92

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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.