Home / 127,562.79-176,058.22-73,880.44

Finding the Fourth Proportional to 127,562.79, 176,058.22 and 73,880.44

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Solution

The fourth proportional to 127,562.79, 176,058.22 and 73,880.44 is: 101,967.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,562.79 : 176,058.22 = 73,880.44 : x
  2. Step 2: Convert to fraction form
    127,562.79/176,058.22 = 73,880.44/x
  3. Step 3: Cross multiply
    127,562.79x = 176,058.22 × 73,880.44
  4. Step 4: Simplify right side
    127,562.79x = 13,007,258,759.22
  5. Step 5: Solve for x
    x = 13,007,258,759.22/127,562.79
  6. Step 6: Final answer
    x = 101,967.50

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1.5x scale

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.