Home / 52,655.39-78,996.93-18,924.81

Finding the Fourth Proportional to 52,655.39, 78,996.93 and 18,924.81

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Solution

The fourth proportional to 52,655.39, 78,996.93 and 18,924.81 is: 28,392.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,655.39 : 78,996.93 = 18,924.81 : x
  2. Step 2: Convert to fraction form
    52,655.39/78,996.93 = 18,924.81/x
  3. Step 3: Cross multiply
    52,655.39x = 78,996.93 × 18,924.81
  4. Step 4: Simplify right side
    52,655.39x = 1,495,001,890.83
  5. Step 5: Solve for x
    x = 1,495,001,890.83/52,655.39
  6. Step 6: Final answer
    x = 28,392.19

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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.