Home / 127,161.22-175,514.13-73,477.30

Finding the Fourth Proportional to 127,161.22, 175,514.13 and 73,477.30

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Solution

The fourth proportional to 127,161.22, 175,514.13 and 73,477.30 is: 101,416.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,161.22 : 175,514.13 = 73,477.30 : x
  2. Step 2: Convert to fraction form
    127,161.22/175,514.13 = 73,477.30/x
  3. Step 3: Cross multiply
    127,161.22x = 175,514.13 × 73,477.30
  4. Step 4: Simplify right side
    127,161.22x = 12,896,304,384.25
  5. Step 5: Solve for x
    x = 12,896,304,384.25/127,161.22
  6. Step 6: Final answer
    x = 101,416.96

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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.