Home / 75,030.70-112,490.16-25,081.24

Finding the Fourth Proportional to 75,030.70, 112,490.16 and 25,081.24

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Solution

The fourth proportional to 75,030.70, 112,490.16 and 25,081.24 is: 37,603.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,030.70 : 112,490.16 = 25,081.24 : x
  2. Step 2: Convert to fraction form
    75,030.70/112,490.16 = 25,081.24/x
  3. Step 3: Cross multiply
    75,030.70x = 112,490.16 × 25,081.24
  4. Step 4: Simplify right side
    75,030.70x = 2,821,392,575.19
  5. Step 5: Solve for x
    x = 2,821,392,575.19/75,030.70
  6. Step 6: Final answer
    x = 37,603.18

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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.