Home / 156,127.55-234,206.03-43,807.34

Finding the Fourth Proportional to 156,127.55, 234,206.03 and 43,807.34

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Solution

The fourth proportional to 156,127.55, 234,206.03 and 43,807.34 is: 65,715.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,127.55 : 234,206.03 = 43,807.34 : x
  2. Step 2: Convert to fraction form
    156,127.55/234,206.03 = 43,807.34/x
  3. Step 3: Cross multiply
    156,127.55x = 234,206.03 × 43,807.34
  4. Step 4: Simplify right side
    156,127.55x = 10,259,943,186.26
  5. Step 5: Solve for x
    x = 10,259,943,186.26/156,127.55
  6. Step 6: Final answer
    x = 65,715.14

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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.