Home / 112,876.84-169,166.70-62,980.42

Finding the Fourth Proportional to 112,876.84, 169,166.70 and 62,980.42

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Solution

The fourth proportional to 112,876.84, 169,166.70 and 62,980.42 is: 94,387.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,876.84 : 169,166.70 = 62,980.42 : x
  2. Step 2: Convert to fraction form
    112,876.84/169,166.70 = 62,980.42/x
  3. Step 3: Cross multiply
    112,876.84x = 169,166.70 × 62,980.42
  4. Step 4: Simplify right side
    112,876.84x = 10,654,189,816.01
  5. Step 5: Solve for x
    x = 10,654,189,816.01/112,876.84
  6. Step 6: Final answer
    x = 94,387.74

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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.