Home / 161,817.55-223,307.49-93,873.94

Finding the Fourth Proportional to 161,817.55, 223,307.49 and 93,873.94

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Solution

The fourth proportional to 161,817.55, 223,307.49 and 93,873.94 is: 129,545.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,817.55 : 223,307.49 = 93,873.94 : x
  2. Step 2: Convert to fraction form
    161,817.55/223,307.49 = 93,873.94/x
  3. Step 3: Cross multiply
    161,817.55x = 223,307.49 × 93,873.94
  4. Step 4: Simplify right side
    161,817.55x = 20,962,753,917.81
  5. Step 5: Solve for x
    x = 20,962,753,917.81/161,817.55
  6. Step 6: Final answer
    x = 129,545.61

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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.