Home / 132,521.60-182,877.91-72,092.77

Finding the Fourth Proportional to 132,521.60, 182,877.91 and 72,092.77

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Solution

The fourth proportional to 132,521.60, 182,877.91 and 72,092.77 is: 99,486.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,521.60 : 182,877.91 = 72,092.77 : x
  2. Step 2: Convert to fraction form
    132,521.60/182,877.91 = 72,092.77/x
  3. Step 3: Cross multiply
    132,521.60x = 182,877.91 × 72,092.77
  4. Step 4: Simplify right side
    132,521.60x = 13,184,174,466.28
  5. Step 5: Solve for x
    x = 13,184,174,466.28/132,521.60
  6. Step 6: Final answer
    x = 99,486.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.