Home / 153,835.17-230,741.81-41,521.78

Finding the Fourth Proportional to 153,835.17, 230,741.81 and 41,521.78

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Solution

The fourth proportional to 153,835.17, 230,741.81 and 41,521.78 is: 62,279.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,835.17 : 230,741.81 = 41,521.78 : x
  2. Step 2: Convert to fraction form
    153,835.17/230,741.81 = 41,521.78/x
  3. Step 3: Cross multiply
    153,835.17x = 230,741.81 × 41,521.78
  4. Step 4: Simplify right side
    153,835.17x = 9,580,810,671.62
  5. Step 5: Solve for x
    x = 9,580,810,671.62/153,835.17
  6. Step 6: Final answer
    x = 62,279.72

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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.