Home / 69,762.08-96,272.08-37,931.28

Finding the Fourth Proportional to 69,762.08, 96,272.08 and 37,931.28

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Solution

The fourth proportional to 69,762.08, 96,272.08 and 37,931.28 is: 52,345.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,762.08 : 96,272.08 = 37,931.28 : x
  2. Step 2: Convert to fraction form
    69,762.08/96,272.08 = 37,931.28/x
  3. Step 3: Cross multiply
    69,762.08x = 96,272.08 × 37,931.28
  4. Step 4: Simplify right side
    69,762.08x = 3,651,723,222.66
  5. Step 5: Solve for x
    x = 3,651,723,222.66/69,762.08
  6. Step 6: Final answer
    x = 52,345.39

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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.