Home / 156,406.19-234,609.29-56,543.03

Finding the Fourth Proportional to 156,406.19, 234,609.29 and 56,543.03

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Solution

The fourth proportional to 156,406.19, 234,609.29 and 56,543.03 is: 84,814.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,406.19 : 234,609.29 = 56,543.03 : x
  2. Step 2: Convert to fraction form
    156,406.19/234,609.29 = 56,543.03/x
  3. Step 3: Cross multiply
    156,406.19x = 234,609.29 × 56,543.03
  4. Step 4: Simplify right side
    156,406.19x = 13,265,518,666.99
  5. Step 5: Solve for x
    x = 13,265,518,666.99/156,406.19
  6. Step 6: Final answer
    x = 84,814.54

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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.