Home / 127,208.58-175,527.36-73,500.72

Finding the Fourth Proportional to 127,208.58, 175,527.36 and 73,500.72

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Solution

The fourth proportional to 127,208.58, 175,527.36 and 73,500.72 is: 101,419.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,208.58 : 175,527.36 = 73,500.72 : x
  2. Step 2: Convert to fraction form
    127,208.58/175,527.36 = 73,500.72/x
  3. Step 3: Cross multiply
    127,208.58x = 175,527.36 × 73,500.72
  4. Step 4: Simplify right side
    127,208.58x = 12,901,387,339.70
  5. Step 5: Solve for x
    x = 12,901,387,339.70/127,208.58
  6. Step 6: Final answer
    x = 101,419.16

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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.