Home / 127,984.36-176,622.18-71,394.52

Finding the Fourth Proportional to 127,984.36, 176,622.18 and 71,394.52

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Solution

The fourth proportional to 127,984.36, 176,622.18 and 71,394.52 is: 98,526.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,984.36 : 176,622.18 = 71,394.52 : x
  2. Step 2: Convert to fraction form
    127,984.36/176,622.18 = 71,394.52/x
  3. Step 3: Cross multiply
    127,984.36x = 176,622.18 × 71,394.52
  4. Step 4: Simplify right side
    127,984.36x = 12,609,855,762.45
  5. Step 5: Solve for x
    x = 12,609,855,762.45/127,984.36
  6. Step 6: Final answer
    x = 98,526.54

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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.