Home / 156,492.16-234,762.68-49,900.01

Finding the Fourth Proportional to 156,492.16, 234,762.68 and 49,900.01

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Solution

The fourth proportional to 156,492.16, 234,762.68 and 49,900.01 is: 74,857.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,492.16 : 234,762.68 = 49,900.01 : x
  2. Step 2: Convert to fraction form
    156,492.16/234,762.68 = 49,900.01/x
  3. Step 3: Cross multiply
    156,492.16x = 234,762.68 × 49,900.01
  4. Step 4: Simplify right side
    156,492.16x = 11,714,660,540.89
  5. Step 5: Solve for x
    x = 11,714,660,540.89/156,492.16
  6. Step 6: Final answer
    x = 74,857.81

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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.