Home / 77,582.16-107,059.32-43,592

Finding the Fourth Proportional to 77,582.16, 107,059.32 and 43,592

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Solution

The fourth proportional to 77,582.16, 107,059.32 and 43,592 is: 60,154.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,582.16 : 107,059.32 = 43,592 : x
  2. Step 2: Convert to fraction form
    77,582.16/107,059.32 = 43,592/x
  3. Step 3: Cross multiply
    77,582.16x = 107,059.32 × 43,592
  4. Step 4: Simplify right side
    77,582.16x = 4,666,929,877.44
  5. Step 5: Solve for x
    x = 4,666,929,877.44/77,582.16
  6. Step 6: Final answer
    x = 60,154.68

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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.