Home / 156,448.14-234,679.50-45,640.14

Finding the Fourth Proportional to 156,448.14, 234,679.50 and 45,640.14

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Solution

The fourth proportional to 156,448.14, 234,679.50 and 45,640.14 is: 68,462.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,448.14 : 234,679.50 = 45,640.14 : x
  2. Step 2: Convert to fraction form
    156,448.14/234,679.50 = 45,640.14/x
  3. Step 3: Cross multiply
    156,448.14x = 234,679.50 × 45,640.14
  4. Step 4: Simplify right side
    156,448.14x = 10,710,805,235.13
  5. Step 5: Solve for x
    x = 10,710,805,235.13/156,448.14
  6. Step 6: Final answer
    x = 68,462.34

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1.5x scale

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.