Home / 172,122.68-237,547.80-104,177.04

Finding the Fourth Proportional to 172,122.68, 237,547.80 and 104,177.04

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Solution

The fourth proportional to 172,122.68, 237,547.80 and 104,177.04 is: 143,775.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,122.68 : 237,547.80 = 104,177.04 : x
  2. Step 2: Convert to fraction form
    172,122.68/237,547.80 = 104,177.04/x
  3. Step 3: Cross multiply
    172,122.68x = 237,547.80 × 104,177.04
  4. Step 4: Simplify right side
    172,122.68x = 24,747,026,662.51
  5. Step 5: Solve for x
    x = 24,747,026,662.51/172,122.68
  6. Step 6: Final answer
    x = 143,775.52

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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.