Home / 63,701.15-87,905.43-35,406.23

Finding the Fourth Proportional to 63,701.15, 87,905.43 and 35,406.23

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Solution

The fourth proportional to 63,701.15, 87,905.43 and 35,406.23 is: 48,859.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,701.15 : 87,905.43 = 35,406.23 : x
  2. Step 2: Convert to fraction form
    63,701.15/87,905.43 = 35,406.23/x
  3. Step 3: Cross multiply
    63,701.15x = 87,905.43 × 35,406.23
  4. Step 4: Simplify right side
    63,701.15x = 3,112,399,433.30
  5. Step 5: Solve for x
    x = 3,112,399,433.30/63,701.15
  6. Step 6: Final answer
    x = 48,859.40

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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.