Home / 106,117.16-146,438.58-58,370.52

Finding the Fourth Proportional to 106,117.16, 146,438.58 and 58,370.52

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Solution

The fourth proportional to 106,117.16, 146,438.58 and 58,370.52 is: 80,549.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,117.16 : 146,438.58 = 58,370.52 : x
  2. Step 2: Convert to fraction form
    106,117.16/146,438.58 = 58,370.52/x
  3. Step 3: Cross multiply
    106,117.16x = 146,438.58 × 58,370.52
  4. Step 4: Simplify right side
    106,117.16x = 8,547,696,062.66
  5. Step 5: Solve for x
    x = 8,547,696,062.66/106,117.16
  6. Step 6: Final answer
    x = 80,549.61

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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.