Home / 106,877.60-147,490.44-59,129.94

Finding the Fourth Proportional to 106,877.60, 147,490.44 and 59,129.94

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Solution

The fourth proportional to 106,877.60, 147,490.44 and 59,129.94 is: 81,598.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,877.60 : 147,490.44 = 59,129.94 : x
  2. Step 2: Convert to fraction form
    106,877.60/147,490.44 = 59,129.94/x
  3. Step 3: Cross multiply
    106,877.60x = 147,490.44 × 59,129.94
  4. Step 4: Simplify right side
    106,877.60x = 8,721,100,867.77
  5. Step 5: Solve for x
    x = 8,721,100,867.77/106,877.60
  6. Step 6: Final answer
    x = 81,598.96

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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.