Home / 97,411.60-134,429.79-54,961.93

Finding the Fourth Proportional to 97,411.60, 134,429.79 and 54,961.93

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Solution

The fourth proportional to 97,411.60, 134,429.79 and 54,961.93 is: 75,848.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,411.60 : 134,429.79 = 54,961.93 : x
  2. Step 2: Convert to fraction form
    97,411.60/134,429.79 = 54,961.93/x
  3. Step 3: Cross multiply
    97,411.60x = 134,429.79 × 54,961.93
  4. Step 4: Simplify right side
    97,411.60x = 7,388,520,707.89
  5. Step 5: Solve for x
    x = 7,388,520,707.89/97,411.60
  6. Step 6: Final answer
    x = 75,848.47

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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.