Home / 395,225.16-592,653.22-142,472.36

Finding the Fourth Proportional to 395,225.16, 592,653.22 and 142,472.36

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Solution

The fourth proportional to 395,225.16, 592,653.22 and 142,472.36 is: 213,642.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,225.16 : 592,653.22 = 142,472.36 : x
  2. Step 2: Convert to fraction form
    395,225.16/592,653.22 = 142,472.36/x
  3. Step 3: Cross multiply
    395,225.16x = 592,653.22 × 142,472.36
  4. Step 4: Simplify right side
    395,225.16x = 84,436,702,915.00
  5. Step 5: Solve for x
    x = 84,436,702,915.00/395,225.16
  6. Step 6: Final answer
    x = 213,642.02

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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.