Home / 169,818.50-254,377.65-99,484.58

Finding the Fourth Proportional to 169,818.50, 254,377.65 and 99,484.58

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Solution

The fourth proportional to 169,818.50, 254,377.65 and 99,484.58 is: 149,021.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,818.50 : 254,377.65 = 99,484.58 : x
  2. Step 2: Convert to fraction form
    169,818.50/254,377.65 = 99,484.58/x
  3. Step 3: Cross multiply
    169,818.50x = 254,377.65 × 99,484.58
  4. Step 4: Simplify right side
    169,818.50x = 25,306,653,671.64
  5. Step 5: Solve for x
    x = 25,306,653,671.64/169,818.50
  6. Step 6: Final answer
    x = 149,021.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.