Home / 127,556.02-176,022.48-70,966.18

Finding the Fourth Proportional to 127,556.02, 176,022.48 and 70,966.18

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Solution

The fourth proportional to 127,556.02, 176,022.48 and 70,966.18 is: 97,930.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,556.02 : 176,022.48 = 70,966.18 : x
  2. Step 2: Convert to fraction form
    127,556.02/176,022.48 = 70,966.18/x
  3. Step 3: Cross multiply
    127,556.02x = 176,022.48 × 70,966.18
  4. Step 4: Simplify right side
    127,556.02x = 12,491,642,999.73
  5. Step 5: Solve for x
    x = 12,491,642,999.73/127,556.02
  6. Step 6: Final answer
    x = 97,930.64

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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.