Home / 127,219.63-175,556.24-70,627.36

Finding the Fourth Proportional to 127,219.63, 175,556.24 and 70,627.36

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Solution

The fourth proportional to 127,219.63, 175,556.24 and 70,627.36 is: 97,461.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,219.63 : 175,556.24 = 70,627.36 : x
  2. Step 2: Convert to fraction form
    127,219.63/175,556.24 = 70,627.36/x
  3. Step 3: Cross multiply
    127,219.63x = 175,556.24 × 70,627.36
  4. Step 4: Simplify right side
    127,219.63x = 12,399,073,366.08
  5. Step 5: Solve for x
    x = 12,399,073,366.08/127,219.63
  6. Step 6: Final answer
    x = 97,461.95

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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.