Home / 183,632.14-253,437.78-103,064.50

Finding the Fourth Proportional to 183,632.14, 253,437.78 and 103,064.50

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Solution

The fourth proportional to 183,632.14, 253,437.78 and 103,064.50 is: 142,243.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,632.14 : 253,437.78 = 103,064.50 : x
  2. Step 2: Convert to fraction form
    183,632.14/253,437.78 = 103,064.50/x
  3. Step 3: Cross multiply
    183,632.14x = 253,437.78 × 103,064.50
  4. Step 4: Simplify right side
    183,632.14x = 26,120,438,076.81
  5. Step 5: Solve for x
    x = 26,120,438,076.81/183,632.14
  6. Step 6: Final answer
    x = 142,243.28

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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.