Home / 181,973.04-251,137.44-101,426.64

Finding the Fourth Proportional to 181,973.04, 251,137.44 and 101,426.64

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Solution

The fourth proportional to 181,973.04, 251,137.44 and 101,426.64 is: 139,976.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,973.04 : 251,137.44 = 101,426.64 : x
  2. Step 2: Convert to fraction form
    181,973.04/251,137.44 = 101,426.64/x
  3. Step 3: Cross multiply
    181,973.04x = 251,137.44 × 101,426.64
  4. Step 4: Simplify right side
    181,973.04x = 25,472,026,717.40
  5. Step 5: Solve for x
    x = 25,472,026,717.40/181,973.04
  6. Step 6: Final answer
    x = 139,976.93

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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.