Home / 103,114.20-154,556.10-58,762.20

Finding the Fourth Proportional to 103,114.20, 154,556.10 and 58,762.20

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Solution

The fourth proportional to 103,114.20, 154,556.10 and 58,762.20 is: 88,077.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,114.20 : 154,556.10 = 58,762.20 : x
  2. Step 2: Convert to fraction form
    103,114.20/154,556.10 = 58,762.20/x
  3. Step 3: Cross multiply
    103,114.20x = 154,556.10 × 58,762.20
  4. Step 4: Simplify right side
    103,114.20x = 9,082,056,459.42
  5. Step 5: Solve for x
    x = 9,082,056,459.42/103,114.20
  6. Step 6: Final answer
    x = 88,077.65

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1.5x scale

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.