Home / 115,582.87-173,424.39-40,756.47

Finding the Fourth Proportional to 115,582.87, 173,424.39 and 40,756.47

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Solution

The fourth proportional to 115,582.87, 173,424.39 and 40,756.47 is: 61,152.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,582.87 : 173,424.39 = 40,756.47 : x
  2. Step 2: Convert to fraction form
    115,582.87/173,424.39 = 40,756.47/x
  3. Step 3: Cross multiply
    115,582.87x = 173,424.39 × 40,756.47
  4. Step 4: Simplify right side
    115,582.87x = 7,068,165,948.30
  5. Step 5: Solve for x
    x = 7,068,165,948.30/115,582.87
  6. Step 6: Final answer
    x = 61,152.37

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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.