Home / 127,271.80-175,624.63-69,908.16

Finding the Fourth Proportional to 127,271.80, 175,624.63 and 69,908.16

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Solution

The fourth proportional to 127,271.80, 175,624.63 and 69,908.16 is: 96,467.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,271.80 : 175,624.63 = 69,908.16 : x
  2. Step 2: Convert to fraction form
    127,271.80/175,624.63 = 69,908.16/x
  3. Step 3: Cross multiply
    127,271.80x = 175,624.63 × 69,908.16
  4. Step 4: Simplify right side
    127,271.80x = 12,277,594,733.98
  5. Step 5: Solve for x
    x = 12,277,594,733.98/127,271.80
  6. Step 6: Final answer
    x = 96,467.52

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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.