Home / 157,416.64-236,073.78-52,207.36

Finding the Fourth Proportional to 157,416.64, 236,073.78 and 52,207.36

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Solution

The fourth proportional to 157,416.64, 236,073.78 and 52,207.36 is: 78,294.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,416.64 : 236,073.78 = 52,207.36 : x
  2. Step 2: Convert to fraction form
    157,416.64/236,073.78 = 52,207.36/x
  3. Step 3: Cross multiply
    157,416.64x = 236,073.78 × 52,207.36
  4. Step 4: Simplify right side
    157,416.64x = 12,324,788,819.02
  5. Step 5: Solve for x
    x = 12,324,788,819.02/157,416.64
  6. Step 6: Final answer
    x = 78,294.07

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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.