Home / 64,308.81-88,746.54-35,629.38

Finding the Fourth Proportional to 64,308.81, 88,746.54 and 35,629.38

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Solution

The fourth proportional to 64,308.81, 88,746.54 and 35,629.38 is: 49,168.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,308.81 : 88,746.54 = 35,629.38 : x
  2. Step 2: Convert to fraction form
    64,308.81/88,746.54 = 35,629.38/x
  3. Step 3: Cross multiply
    64,308.81x = 88,746.54 × 35,629.38
  4. Step 4: Simplify right side
    64,308.81x = 3,161,984,063.74
  5. Step 5: Solve for x
    x = 3,161,984,063.74/64,308.81
  6. Step 6: Final answer
    x = 49,168.75

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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.