Home / 172,316.72-237,810.12-96,876.56

Finding the Fourth Proportional to 172,316.72, 237,810.12 and 96,876.56

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Solution

The fourth proportional to 172,316.72, 237,810.12 and 96,876.56 is: 133,696.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,316.72 : 237,810.12 = 96,876.56 : x
  2. Step 2: Convert to fraction form
    172,316.72/237,810.12 = 96,876.56/x
  3. Step 3: Cross multiply
    172,316.72x = 237,810.12 × 96,876.56
  4. Step 4: Simplify right side
    172,316.72x = 23,038,226,358.79
  5. Step 5: Solve for x
    x = 23,038,226,358.79/172,316.72
  6. Step 6: Final answer
    x = 133,696.99

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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.