Home / 579,564.91-869,254.08-158,742.37

Finding the Fourth Proportional to 579,564.91, 869,254.08 and 158,742.37

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Solution

The fourth proportional to 579,564.91, 869,254.08 and 158,742.37 is: 238,088.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,564.91 : 869,254.08 = 158,742.37 : x
  2. Step 2: Convert to fraction form
    579,564.91/869,254.08 = 158,742.37/x
  3. Step 3: Cross multiply
    579,564.91x = 869,254.08 × 158,742.37
  4. Step 4: Simplify right side
    579,564.91x = 137,987,452,791.37
  5. Step 5: Solve for x
    x = 137,987,452,791.37/579,564.91
  6. Step 6: Final answer
    x = 238,088.00

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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.