Home / 63,111.20-87,097.68-36,262.40

Finding the Fourth Proportional to 63,111.20, 87,097.68 and 36,262.40

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Solution

The fourth proportional to 63,111.20, 87,097.68 and 36,262.40 is: 50,044.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,111.20 : 87,097.68 = 36,262.40 : x
  2. Step 2: Convert to fraction form
    63,111.20/87,097.68 = 36,262.40/x
  3. Step 3: Cross multiply
    63,111.20x = 87,097.68 × 36,262.40
  4. Step 4: Simplify right side
    63,111.20x = 3,158,370,911.23
  5. Step 5: Solve for x
    x = 3,158,370,911.23/63,111.20
  6. Step 6: Final answer
    x = 50,044.54

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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.