Home / 127,610.02-176,140.54-73,908.24

Finding the Fourth Proportional to 127,610.02, 176,140.54 and 73,908.24

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Solution

The fourth proportional to 127,610.02, 176,140.54 and 73,908.24 is: 102,015.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,610.02 : 176,140.54 = 73,908.24 : x
  2. Step 2: Convert to fraction form
    127,610.02/176,140.54 = 73,908.24/x
  3. Step 3: Cross multiply
    127,610.02x = 176,140.54 × 73,908.24
  4. Step 4: Simplify right side
    127,610.02x = 13,018,237,304.05
  5. Step 5: Solve for x
    x = 13,018,237,304.05/127,610.02
  6. Step 6: Final answer
    x = 102,015.79

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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.