Home / 154,742.85-232,114.27-102,140.03

Finding the Fourth Proportional to 154,742.85, 232,114.27 and 102,140.03

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Solution

The fourth proportional to 154,742.85, 232,114.27 and 102,140.03 is: 153,210.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,742.85 : 232,114.27 = 102,140.03 : x
  2. Step 2: Convert to fraction form
    154,742.85/232,114.27 = 102,140.03/x
  3. Step 3: Cross multiply
    154,742.85x = 232,114.27 × 102,140.03
  4. Step 4: Simplify right side
    154,742.85x = 23,708,156,829.96
  5. Step 5: Solve for x
    x = 23,708,156,829.96/154,742.85
  6. Step 6: Final answer
    x = 153,210.04

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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.