Home / 106,031.86-146,325.96-58,285.19

Finding the Fourth Proportional to 106,031.86, 146,325.96 and 58,285.19

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Solution

The fourth proportional to 106,031.86, 146,325.96 and 58,285.19 is: 80,434.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,031.86 : 146,325.96 = 58,285.19 : x
  2. Step 2: Convert to fraction form
    106,031.86/146,325.96 = 58,285.19/x
  3. Step 3: Cross multiply
    106,031.86x = 146,325.96 × 58,285.19
  4. Step 4: Simplify right side
    106,031.86x = 8,528,636,746.35
  5. Step 5: Solve for x
    x = 8,528,636,746.35/106,031.86
  6. Step 6: Final answer
    x = 80,434.66

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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.