Home / 39,077.62-53,921.02-23,159.50

Finding the Fourth Proportional to 39,077.62, 53,921.02 and 23,159.50

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Solution

The fourth proportional to 39,077.62, 53,921.02 and 23,159.50 is: 31,956.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,077.62 : 53,921.02 = 23,159.50 : x
  2. Step 2: Convert to fraction form
    39,077.62/53,921.02 = 23,159.50/x
  3. Step 3: Cross multiply
    39,077.62x = 53,921.02 × 23,159.50
  4. Step 4: Simplify right side
    39,077.62x = 1,248,783,477.29
  5. Step 5: Solve for x
    x = 1,248,783,477.29/39,077.62
  6. Step 6: Final answer
    x = 31,956.49

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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.