Home / 161,673.47-223,114.94-93,690.57

Finding the Fourth Proportional to 161,673.47, 223,114.94 and 93,690.57

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Solution

The fourth proportional to 161,673.47, 223,114.94 and 93,690.57 is: 129,296.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,673.47 : 223,114.94 = 93,690.57 : x
  2. Step 2: Convert to fraction form
    161,673.47/223,114.94 = 93,690.57/x
  3. Step 3: Cross multiply
    161,673.47x = 223,114.94 × 93,690.57
  4. Step 4: Simplify right side
    161,673.47x = 20,903,765,435.66
  5. Step 5: Solve for x
    x = 20,903,765,435.66/161,673.47
  6. Step 6: Final answer
    x = 129,296.20

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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.