Home / 194,565.39-291,862.49-69,907.47

Finding the Fourth Proportional to 194,565.39, 291,862.49 and 69,907.47

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Solution

The fourth proportional to 194,565.39, 291,862.49 and 69,907.47 is: 104,866.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,565.39 : 291,862.49 = 69,907.47 : x
  2. Step 2: Convert to fraction form
    194,565.39/291,862.49 = 69,907.47/x
  3. Step 3: Cross multiply
    194,565.39x = 291,862.49 × 69,907.47
  4. Step 4: Simplify right side
    194,565.39x = 20,403,367,914.26
  5. Step 5: Solve for x
    x = 20,403,367,914.26/194,565.39
  6. Step 6: Final answer
    x = 104,866.38

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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.