Home / 295,134.51-442,795.20-105,590.70

Finding the Fourth Proportional to 295,134.51, 442,795.20 and 105,590.70

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Solution

The fourth proportional to 295,134.51, 442,795.20 and 105,590.70 is: 158,419.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,134.51 : 442,795.20 = 105,590.70 : x
  2. Step 2: Convert to fraction form
    295,134.51/442,795.20 = 105,590.70/x
  3. Step 3: Cross multiply
    295,134.51x = 442,795.20 × 105,590.70
  4. Step 4: Simplify right side
    295,134.51x = 46,755,055,124.64
  5. Step 5: Solve for x
    x = 46,755,055,124.64/295,134.51
  6. Step 6: Final answer
    x = 158,419.48

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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.