Home / 160,918.60-241,493.10-90,723.40

Finding the Fourth Proportional to 160,918.60, 241,493.10 and 90,723.40

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Solution

The fourth proportional to 160,918.60, 241,493.10 and 90,723.40 is: 136,150.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,918.60 : 241,493.10 = 90,723.40 : x
  2. Step 2: Convert to fraction form
    160,918.60/241,493.10 = 90,723.40/x
  3. Step 3: Cross multiply
    160,918.60x = 241,493.10 × 90,723.40
  4. Step 4: Simplify right side
    160,918.60x = 21,909,075,108.54
  5. Step 5: Solve for x
    x = 21,909,075,108.54/160,918.60
  6. Step 6: Final answer
    x = 136,150.05

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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.