Home / 127,746.66-176,292.36-73,307.64

Finding the Fourth Proportional to 127,746.66, 176,292.36 and 73,307.64

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Solution

The fourth proportional to 127,746.66, 176,292.36 and 73,307.64 is: 101,165.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,746.66 : 176,292.36 = 73,307.64 : x
  2. Step 2: Convert to fraction form
    127,746.66/176,292.36 = 73,307.64/x
  3. Step 3: Cross multiply
    127,746.66x = 176,292.36 × 73,307.64
  4. Step 4: Simplify right side
    127,746.66x = 12,923,576,861.63
  5. Step 5: Solve for x
    x = 12,923,576,861.63/127,746.66
  6. Step 6: Final answer
    x = 101,165.67

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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.