Home / 169,661.03-254,666.50-127,123.88

Finding the Fourth Proportional to 169,661.03, 254,666.50 and 127,123.88

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Solution

The fourth proportional to 169,661.03, 254,666.50 and 127,123.88 is: 190,816.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,661.03 : 254,666.50 = 127,123.88 : x
  2. Step 2: Convert to fraction form
    169,661.03/254,666.50 = 127,123.88/x
  3. Step 3: Cross multiply
    169,661.03x = 254,666.50 × 127,123.88
  4. Step 4: Simplify right side
    169,661.03x = 32,374,191,994.88
  5. Step 5: Solve for x
    x = 32,374,191,994.88/169,661.03
  6. Step 6: Final answer
    x = 190,816.91

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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.