Home / 161,408.52-222,771.06-93,427.40

Finding the Fourth Proportional to 161,408.52, 222,771.06 and 93,427.40

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Solution

The fourth proportional to 161,408.52, 222,771.06 and 93,427.40 is: 128,945.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,408.52 : 222,771.06 = 93,427.40 : x
  2. Step 2: Convert to fraction form
    161,408.52/222,771.06 = 93,427.40/x
  3. Step 3: Cross multiply
    161,408.52x = 222,771.06 × 93,427.40
  4. Step 4: Simplify right side
    161,408.52x = 20,812,920,931.04
  5. Step 5: Solve for x
    x = 20,812,920,931.04/161,408.52
  6. Step 6: Final answer
    x = 128,945.62

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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.