Home / 127,223.36-175,570.24-70,634.88

Finding the Fourth Proportional to 127,223.36, 175,570.24 and 70,634.88

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Solution

The fourth proportional to 127,223.36, 175,570.24 and 70,634.88 is: 97,477.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,223.36 : 175,570.24 = 70,634.88 : x
  2. Step 2: Convert to fraction form
    127,223.36/175,570.24 = 70,634.88/x
  3. Step 3: Cross multiply
    127,223.36x = 175,570.24 × 70,634.88
  4. Step 4: Simplify right side
    127,223.36x = 12,401,382,833.97
  5. Step 5: Solve for x
    x = 12,401,382,833.97/127,223.36
  6. Step 6: Final answer
    x = 97,477.25

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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.