Home / 147,612.85-203,670.96-109,460.63

Finding the Fourth Proportional to 147,612.85, 203,670.96 and 109,460.63

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Solution

The fourth proportional to 147,612.85, 203,670.96 and 109,460.63 is: 151,029.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,612.85 : 203,670.96 = 109,460.63 : x
  2. Step 2: Convert to fraction form
    147,612.85/203,670.96 = 109,460.63/x
  3. Step 3: Cross multiply
    147,612.85x = 203,670.96 × 109,460.63
  4. Step 4: Simplify right side
    147,612.85x = 22,293,951,693.00
  5. Step 5: Solve for x
    x = 22,293,951,693.00/147,612.85
  6. Step 6: Final answer
    x = 151,029.89

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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.