Home / 93,780.16-140,674.56-52,195.84

Finding the Fourth Proportional to 93,780.16, 140,674.56 and 52,195.84

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Solution

The fourth proportional to 93,780.16, 140,674.56 and 52,195.84 is: 78,296.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,780.16 : 140,674.56 = 52,195.84 : x
  2. Step 2: Convert to fraction form
    93,780.16/140,674.56 = 52,195.84/x
  3. Step 3: Cross multiply
    93,780.16x = 140,674.56 × 52,195.84
  4. Step 4: Simplify right side
    93,780.16x = 7,342,626,825.83
  5. Step 5: Solve for x
    x = 7,342,626,825.83/93,780.16
  6. Step 6: Final answer
    x = 78,296.16

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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.