Home / 74,802.12-112,301.16-52,625.88

Finding the Fourth Proportional to 74,802.12, 112,301.16 and 52,625.88

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Solution

The fourth proportional to 74,802.12, 112,301.16 and 52,625.88 is: 79,007.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,802.12 : 112,301.16 = 52,625.88 : x
  2. Step 2: Convert to fraction form
    74,802.12/112,301.16 = 52,625.88/x
  3. Step 3: Cross multiply
    74,802.12x = 112,301.16 × 52,625.88
  4. Step 4: Simplify right side
    74,802.12x = 5,909,947,370.02
  5. Step 5: Solve for x
    x = 5,909,947,370.02/74,802.12
  6. Step 6: Final answer
    x = 79,007.75

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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.