Home / 178,635.72-246,529.74-118,101.18

Finding the Fourth Proportional to 178,635.72, 246,529.74 and 118,101.18

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Solution

The fourth proportional to 178,635.72, 246,529.74 and 118,101.18 is: 162,987.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,635.72 : 246,529.74 = 118,101.18 : x
  2. Step 2: Convert to fraction form
    178,635.72/246,529.74 = 118,101.18/x
  3. Step 3: Cross multiply
    178,635.72x = 246,529.74 × 118,101.18
  4. Step 4: Simplify right side
    178,635.72x = 29,115,453,199.09
  5. Step 5: Solve for x
    x = 29,115,453,199.09/178,635.72
  6. Step 6: Final answer
    x = 162,987.86

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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.