Home / 181,852.11-250,963.70-101,279.63

Finding the Fourth Proportional to 181,852.11, 250,963.70 and 101,279.63

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Solution

The fourth proportional to 181,852.11, 250,963.70 and 101,279.63 is: 139,770.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,852.11 : 250,963.70 = 101,279.63 : x
  2. Step 2: Convert to fraction form
    181,852.11/250,963.70 = 101,279.63/x
  3. Step 3: Cross multiply
    181,852.11x = 250,963.70 × 101,279.63
  4. Step 4: Simplify right side
    181,852.11x = 25,417,508,918.21
  5. Step 5: Solve for x
    x = 25,417,508,918.21/181,852.11
  6. Step 6: Final answer
    x = 139,770.22

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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.