Home / 63,402.12-87,497.69-35,107.80

Finding the Fourth Proportional to 63,402.12, 87,497.69 and 35,107.80

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Solution

The fourth proportional to 63,402.12, 87,497.69 and 35,107.80 is: 48,450.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,402.12 : 87,497.69 = 35,107.80 : x
  2. Step 2: Convert to fraction form
    63,402.12/87,497.69 = 35,107.80/x
  3. Step 3: Cross multiply
    63,402.12x = 87,497.69 × 35,107.80
  4. Step 4: Simplify right side
    63,402.12x = 3,071,851,931.81
  5. Step 5: Solve for x
    x = 3,071,851,931.81/63,402.12
  6. Step 6: Final answer
    x = 48,450.31

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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.