Home / 288,805.29-433,027.50-111,100.60

Finding the Fourth Proportional to 288,805.29, 433,027.50 and 111,100.60

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Solution

The fourth proportional to 288,805.29, 433,027.50 and 111,100.60 is: 166,581.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,805.29 : 433,027.50 = 111,100.60 : x
  2. Step 2: Convert to fraction form
    288,805.29/433,027.50 = 111,100.60/x
  3. Step 3: Cross multiply
    288,805.29x = 433,027.50 × 111,100.60
  4. Step 4: Simplify right side
    288,805.29x = 48,109,615,066.50
  5. Step 5: Solve for x
    x = 48,109,615,066.50/288,805.29
  6. Step 6: Final answer
    x = 166,581.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.