Home / 178,818.20-246,877.50-118,440.60

Finding the Fourth Proportional to 178,818.20, 246,877.50 and 118,440.60

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Solution

The fourth proportional to 178,818.20, 246,877.50 and 118,440.60 is: 163,519.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,818.20 : 246,877.50 = 118,440.60 : x
  2. Step 2: Convert to fraction form
    178,818.20/246,877.50 = 118,440.60/x
  3. Step 3: Cross multiply
    178,818.20x = 246,877.50 × 118,440.60
  4. Step 4: Simplify right side
    178,818.20x = 29,240,319,226.50
  5. Step 5: Solve for x
    x = 29,240,319,226.50/178,818.20
  6. Step 6: Final answer
    x = 163,519.82

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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.