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Finding the Fourth Proportional to 157,073.33, 216,805.77 and 92,580.05

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Solution

The fourth proportional to 157,073.33, 216,805.77 and 92,580.05 is: 127,786.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,073.33 : 216,805.77 = 92,580.05 : x
  2. Step 2: Convert to fraction form
    157,073.33/216,805.77 = 92,580.05/x
  3. Step 3: Cross multiply
    157,073.33x = 216,805.77 × 92,580.05
  4. Step 4: Simplify right side
    157,073.33x = 20,071,888,563.99
  5. Step 5: Solve for x
    x = 20,071,888,563.99/157,073.33
  6. Step 6: Final answer
    x = 127,786.74

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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.