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Finding the Fourth Proportional to 157,466.40, 236,199.60 and 94,480.80

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Solution

The fourth proportional to 157,466.40, 236,199.60 and 94,480.80 is: 141,721.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,466.40 : 236,199.60 = 94,480.80 : x
  2. Step 2: Convert to fraction form
    157,466.40/236,199.60 = 94,480.80/x
  3. Step 3: Cross multiply
    157,466.40x = 236,199.60 × 94,480.80
  4. Step 4: Simplify right side
    157,466.40x = 22,316,327,167.68
  5. Step 5: Solve for x
    x = 22,316,327,167.68/157,466.40
  6. Step 6: Final answer
    x = 141,721.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.