Home / 157,876.38-237,743.73-113,813.19

Finding the Fourth Proportional to 157,876.38, 237,743.73 and 113,813.19

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Solution

The fourth proportional to 157,876.38, 237,743.73 and 113,813.19 is: 171,389.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,876.38 : 237,743.73 = 113,813.19 : x
  2. Step 2: Convert to fraction form
    157,876.38/237,743.73 = 113,813.19/x
  3. Step 3: Cross multiply
    157,876.38x = 237,743.73 × 113,813.19
  4. Step 4: Simplify right side
    157,876.38x = 27,058,372,313.80
  5. Step 5: Solve for x
    x = 27,058,372,313.80/157,876.38
  6. Step 6: Final answer
    x = 171,389.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.