Home / 181,070.92-249,873.06-100,496.36

Finding the Fourth Proportional to 181,070.92, 249,873.06 and 100,496.36

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Solution

The fourth proportional to 181,070.92, 249,873.06 and 100,496.36 is: 138,682.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,070.92 : 249,873.06 = 100,496.36 : x
  2. Step 2: Convert to fraction form
    181,070.92/249,873.06 = 100,496.36/x
  3. Step 3: Cross multiply
    181,070.92x = 249,873.06 × 100,496.36
  4. Step 4: Simplify right side
    181,070.92x = 25,111,332,992.06
  5. Step 5: Solve for x
    x = 25,111,332,992.06/181,070.92
  6. Step 6: Final answer
    x = 138,682.31

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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.