Home / 74,256.51-102,467.66-42,419.19

Finding the Fourth Proportional to 74,256.51, 102,467.66 and 42,419.19

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Solution

The fourth proportional to 74,256.51, 102,467.66 and 42,419.19 is: 58,534.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,256.51 : 102,467.66 = 42,419.19 : x
  2. Step 2: Convert to fraction form
    74,256.51/102,467.66 = 42,419.19/x
  3. Step 3: Cross multiply
    74,256.51x = 102,467.66 × 42,419.19
  4. Step 4: Simplify right side
    74,256.51x = 4,346,594,926.30
  5. Step 5: Solve for x
    x = 4,346,594,926.30/74,256.51
  6. Step 6: Final answer
    x = 58,534.87

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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.