Home / 145,556.54-218,500.88-97,560.77

Finding the Fourth Proportional to 145,556.54, 218,500.88 and 97,560.77

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Solution

The fourth proportional to 145,556.54, 218,500.88 and 97,560.77 is: 146,452.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,556.54 : 218,500.88 = 97,560.77 : x
  2. Step 2: Convert to fraction form
    145,556.54/218,500.88 = 97,560.77/x
  3. Step 3: Cross multiply
    145,556.54x = 218,500.88 × 97,560.77
  4. Step 4: Simplify right side
    145,556.54x = 21,317,114,156.93
  5. Step 5: Solve for x
    x = 21,317,114,156.93/145,556.54
  6. Step 6: Final answer
    x = 146,452.47

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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.