Home / 172,389.04-237,895.32-96,938.08

Finding the Fourth Proportional to 172,389.04, 237,895.32 and 96,938.08

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Solution

The fourth proportional to 172,389.04, 237,895.32 and 96,938.08 is: 133,773.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,389.04 : 237,895.32 = 96,938.08 : x
  2. Step 2: Convert to fraction form
    172,389.04/237,895.32 = 96,938.08/x
  3. Step 3: Cross multiply
    172,389.04x = 237,895.32 × 96,938.08
  4. Step 4: Simplify right side
    172,389.04x = 23,061,115,561.79
  5. Step 5: Solve for x
    x = 23,061,115,561.79/172,389.04
  6. Step 6: Final answer
    x = 133,773.68

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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.