Home / 369,382.65-554,090.55-113,196.39

Finding the Fourth Proportional to 369,382.65, 554,090.55 and 113,196.39

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Solution

The fourth proportional to 369,382.65, 554,090.55 and 113,196.39 is: 169,799.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,382.65 : 554,090.55 = 113,196.39 : x
  2. Step 2: Convert to fraction form
    369,382.65/554,090.55 = 113,196.39/x
  3. Step 3: Cross multiply
    369,382.65x = 554,090.55 × 113,196.39
  4. Step 4: Simplify right side
    369,382.65x = 62,721,049,993.11
  5. Step 5: Solve for x
    x = 62,721,049,993.11/369,382.65
  6. Step 6: Final answer
    x = 169,799.66

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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.