Home / 156,459.23-234,585.15-56,606.43

Finding the Fourth Proportional to 156,459.23, 234,585.15 and 56,606.43

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Solution

The fourth proportional to 156,459.23, 234,585.15 and 56,606.43 is: 84,872.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,459.23 : 234,585.15 = 56,606.43 : x
  2. Step 2: Convert to fraction form
    156,459.23/234,585.15 = 56,606.43/x
  3. Step 3: Cross multiply
    156,459.23x = 234,585.15 × 56,606.43
  4. Step 4: Simplify right side
    156,459.23x = 13,279,028,752.21
  5. Step 5: Solve for x
    x = 13,279,028,752.21/156,459.23
  6. Step 6: Final answer
    x = 84,872.13

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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.