Home / 178,196.76-245,714.51-113,563.66

Finding the Fourth Proportional to 178,196.76, 245,714.51 and 113,563.66

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Solution

The fourth proportional to 178,196.76, 245,714.51 and 113,563.66 is: 156,592.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,196.76 : 245,714.51 = 113,563.66 : x
  2. Step 2: Convert to fraction form
    178,196.76/245,714.51 = 113,563.66/x
  3. Step 3: Cross multiply
    178,196.76x = 245,714.51 × 113,563.66
  4. Step 4: Simplify right side
    178,196.76x = 27,904,239,070.71
  5. Step 5: Solve for x
    x = 27,904,239,070.71/178,196.76
  6. Step 6: Final answer
    x = 156,592.29

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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.