Home / 156,260.04-234,189.72-76,316.28

Finding the Fourth Proportional to 156,260.04, 234,189.72 and 76,316.28

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Solution

The fourth proportional to 156,260.04, 234,189.72 and 76,316.28 is: 114,376.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,260.04 : 234,189.72 = 76,316.28 : x
  2. Step 2: Convert to fraction form
    156,260.04/234,189.72 = 76,316.28/x
  3. Step 3: Cross multiply
    156,260.04x = 234,189.72 × 76,316.28
  4. Step 4: Simplify right side
    156,260.04x = 17,872,488,244.64
  5. Step 5: Solve for x
    x = 17,872,488,244.64/156,260.04
  6. Step 6: Final answer
    x = 114,376.58

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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.