Home / 132,392.86-198,477.51-57,456.34

Finding the Fourth Proportional to 132,392.86, 198,477.51 and 57,456.34

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Solution

The fourth proportional to 132,392.86, 198,477.51 and 57,456.34 is: 86,136.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,392.86 : 198,477.51 = 57,456.34 : x
  2. Step 2: Convert to fraction form
    132,392.86/198,477.51 = 57,456.34/x
  3. Step 3: Cross multiply
    132,392.86x = 198,477.51 × 57,456.34
  4. Step 4: Simplify right side
    132,392.86x = 11,403,791,296.91
  5. Step 5: Solve for x
    x = 11,403,791,296.91/132,392.86
  6. Step 6: Final answer
    x = 86,136.00

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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.