Home / 127,192.98-175,558.23-73,509.30

Finding the Fourth Proportional to 127,192.98, 175,558.23 and 73,509.30

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Solution

The fourth proportional to 127,192.98, 175,558.23 and 73,509.30 is: 101,461.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,192.98 : 175,558.23 = 73,509.30 : x
  2. Step 2: Convert to fraction form
    127,192.98/175,558.23 = 73,509.30/x
  3. Step 3: Cross multiply
    127,192.98x = 175,558.23 × 73,509.30
  4. Step 4: Simplify right side
    127,192.98x = 12,905,162,596.54
  5. Step 5: Solve for x
    x = 12,905,162,596.54/127,192.98
  6. Step 6: Final answer
    x = 101,461.28

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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.