Home / 53,159.54-73,365.35-39,707.46

Finding the Fourth Proportional to 53,159.54, 73,365.35 and 39,707.46

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Solution

The fourth proportional to 53,159.54, 73,365.35 and 39,707.46 is: 54,800.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,159.54 : 73,365.35 = 39,707.46 : x
  2. Step 2: Convert to fraction form
    53,159.54/73,365.35 = 39,707.46/x
  3. Step 3: Cross multiply
    53,159.54x = 73,365.35 × 39,707.46
  4. Step 4: Simplify right side
    53,159.54x = 2,913,151,501.97
  5. Step 5: Solve for x
    x = 2,913,151,501.97/53,159.54
  6. Step 6: Final answer
    x = 54,800.17

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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.