Home / 55,981.60-77,270.44-36,875.32

Finding the Fourth Proportional to 55,981.60, 77,270.44 and 36,875.32

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Solution

The fourth proportional to 55,981.60, 77,270.44 and 36,875.32 is: 50,898.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,981.60 : 77,270.44 = 36,875.32 : x
  2. Step 2: Convert to fraction form
    55,981.60/77,270.44 = 36,875.32/x
  3. Step 3: Cross multiply
    55,981.60x = 77,270.44 × 36,875.32
  4. Step 4: Simplify right side
    55,981.60x = 2,849,372,201.54
  5. Step 5: Solve for x
    x = 2,849,372,201.54/55,981.60
  6. Step 6: Final answer
    x = 50,898.37

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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.