Home / 90,860.20-125,333.92-59,050.28

Finding the Fourth Proportional to 90,860.20, 125,333.92 and 59,050.28

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Solution

The fourth proportional to 90,860.20, 125,333.92 and 59,050.28 is: 81,454.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,860.20 : 125,333.92 = 59,050.28 : x
  2. Step 2: Convert to fraction form
    90,860.20/125,333.92 = 59,050.28/x
  3. Step 3: Cross multiply
    90,860.20x = 125,333.92 × 59,050.28
  4. Step 4: Simplify right side
    90,860.20x = 7,401,003,069.50
  5. Step 5: Solve for x
    x = 7,401,003,069.50/90,860.20
  6. Step 6: Final answer
    x = 81,454.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.