Home / 157,116.55-236,166.90-154,164.10

Finding the Fourth Proportional to 157,116.55, 236,166.90 and 154,164.10

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Solution

The fourth proportional to 157,116.55, 236,166.90 and 154,164.10 is: 231,728.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,116.55 : 236,166.90 = 154,164.10 : x
  2. Step 2: Convert to fraction form
    157,116.55/236,166.90 = 154,164.10/x
  3. Step 3: Cross multiply
    157,116.55x = 236,166.90 × 154,164.10
  4. Step 4: Simplify right side
    157,116.55x = 36,408,457,588.29
  5. Step 5: Solve for x
    x = 36,408,457,588.29/157,116.55
  6. Step 6: Final answer
    x = 231,728.98

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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.