Home / 178,354.38-246,088.62-121,001.52

Finding the Fourth Proportional to 178,354.38, 246,088.62 and 121,001.52

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Solution

The fourth proportional to 178,354.38, 246,088.62 and 121,001.52 is: 166,954.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,354.38 : 246,088.62 = 121,001.52 : x
  2. Step 2: Convert to fraction form
    178,354.38/246,088.62 = 121,001.52/x
  3. Step 3: Cross multiply
    178,354.38x = 246,088.62 × 121,001.52
  4. Step 4: Simplify right side
    178,354.38x = 29,777,097,074.70
  5. Step 5: Solve for x
    x = 29,777,097,074.70/178,354.38
  6. Step 6: Final answer
    x = 166,954.67

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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.