Home / 127,208.06-175,526.68-73,500.20

Finding the Fourth Proportional to 127,208.06, 175,526.68 and 73,500.20

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Solution

The fourth proportional to 127,208.06, 175,526.68 and 73,500.20 is: 101,418.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,208.06 : 175,526.68 = 73,500.20 : x
  2. Step 2: Convert to fraction form
    127,208.06/175,526.68 = 73,500.20/x
  3. Step 3: Cross multiply
    127,208.06x = 175,526.68 × 73,500.20
  4. Step 4: Simplify right side
    127,208.06x = 12,901,246,085.34
  5. Step 5: Solve for x
    x = 12,901,246,085.34/127,208.06
  6. Step 6: Final answer
    x = 101,418.46

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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.