Home / 53,364.60-80,048.52-18,303.75

Finding the Fourth Proportional to 53,364.60, 80,048.52 and 18,303.75

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Solution

The fourth proportional to 53,364.60, 80,048.52 and 18,303.75 is: 27,456.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,364.60 : 80,048.52 = 18,303.75 : x
  2. Step 2: Convert to fraction form
    53,364.60/80,048.52 = 18,303.75/x
  3. Step 3: Cross multiply
    53,364.60x = 80,048.52 × 18,303.75
  4. Step 4: Simplify right side
    53,364.60x = 1,465,188,097.95
  5. Step 5: Solve for x
    x = 1,465,188,097.95/53,364.60
  6. Step 6: Final answer
    x = 27,456.18

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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.