Home / 53,422.60-80,028.30-46,856.20

Finding the Fourth Proportional to 53,422.60, 80,028.30 and 46,856.20

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Solution

The fourth proportional to 53,422.60, 80,028.30 and 46,856.20 is: 70,191.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,422.60 : 80,028.30 = 46,856.20 : x
  2. Step 2: Convert to fraction form
    53,422.60/80,028.30 = 46,856.20/x
  3. Step 3: Cross multiply
    53,422.60x = 80,028.30 × 46,856.20
  4. Step 4: Simplify right side
    53,422.60x = 3,749,822,030.46
  5. Step 5: Solve for x
    x = 3,749,822,030.46/53,422.60
  6. Step 6: Final answer
    x = 70,191.68

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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.