Home / 38,740.32-58,028-29,276.08

Finding the Fourth Proportional to 38,740.32, 58,028 and 29,276.08

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Solution

The fourth proportional to 38,740.32, 58,028 and 29,276.08 is: 43,851.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,740.32 : 58,028 = 29,276.08 : x
  2. Step 2: Convert to fraction form
    38,740.32/58,028 = 29,276.08/x
  3. Step 3: Cross multiply
    38,740.32x = 58,028 × 29,276.08
  4. Step 4: Simplify right side
    38,740.32x = 1,698,832,370.24
  5. Step 5: Solve for x
    x = 1,698,832,370.24/38,740.32
  6. Step 6: Final answer
    x = 43,851.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.