Home / 147,565.26-203,810.04-107,458.38

Finding the Fourth Proportional to 147,565.26, 203,810.04 and 107,458.38

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Solution

The fourth proportional to 147,565.26, 203,810.04 and 107,458.38 is: 148,416.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,565.26 : 203,810.04 = 107,458.38 : x
  2. Step 2: Convert to fraction form
    147,565.26/203,810.04 = 107,458.38/x
  3. Step 3: Cross multiply
    147,565.26x = 203,810.04 × 107,458.38
  4. Step 4: Simplify right side
    147,565.26x = 21,901,096,726.14
  5. Step 5: Solve for x
    x = 21,901,096,726.14/147,565.26
  6. Step 6: Final answer
    x = 148,416.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.