Home / 127,564.04-176,059.95-73,881.69

Finding the Fourth Proportional to 127,564.04, 176,059.95 and 73,881.69

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Solution

The fourth proportional to 127,564.04, 176,059.95 and 73,881.69 is: 101,969.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,564.04 : 176,059.95 = 73,881.69 : x
  2. Step 2: Convert to fraction form
    127,564.04/176,059.95 = 73,881.69/x
  3. Step 3: Cross multiply
    127,564.04x = 176,059.95 × 73,881.69
  4. Step 4: Simplify right side
    127,564.04x = 13,007,606,277.91
  5. Step 5: Solve for x
    x = 13,007,606,277.91/127,564.04
  6. Step 6: Final answer
    x = 101,969.22

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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.