Home / 62,820.12-86,693.60-34,527.64

Finding the Fourth Proportional to 62,820.12, 86,693.60 and 34,527.64

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Solution

The fourth proportional to 62,820.12, 86,693.60 and 34,527.64 is: 47,649.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,820.12 : 86,693.60 = 34,527.64 : x
  2. Step 2: Convert to fraction form
    62,820.12/86,693.60 = 34,527.64/x
  3. Step 3: Cross multiply
    62,820.12x = 86,693.60 × 34,527.64
  4. Step 4: Simplify right side
    62,820.12x = 2,993,325,411.10
  5. Step 5: Solve for x
    x = 2,993,325,411.10/62,820.12
  6. Step 6: Final answer
    x = 47,649.15

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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.