Home / 169,600.60-254,429.70-90,693.40

Finding the Fourth Proportional to 169,600.60, 254,429.70 and 90,693.40

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Solution

The fourth proportional to 169,600.60, 254,429.70 and 90,693.40 is: 136,055.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,600.60 : 254,429.70 = 90,693.40 : x
  2. Step 2: Convert to fraction form
    169,600.60/254,429.70 = 90,693.40/x
  3. Step 3: Cross multiply
    169,600.60x = 254,429.70 × 90,693.40
  4. Step 4: Simplify right side
    169,600.60x = 23,075,094,553.98
  5. Step 5: Solve for x
    x = 23,075,094,553.98/169,600.60
  6. Step 6: Final answer
    x = 136,055.50

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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.