Home / 106,301.46-146,702.67-58,554.78

Finding the Fourth Proportional to 106,301.46, 146,702.67 and 58,554.78

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Solution

The fourth proportional to 106,301.46, 146,702.67 and 58,554.78 is: 80,809.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,301.46 : 146,702.67 = 58,554.78 : x
  2. Step 2: Convert to fraction form
    106,301.46/146,702.67 = 58,554.78/x
  3. Step 3: Cross multiply
    106,301.46x = 146,702.67 × 58,554.78
  4. Step 4: Simplify right side
    106,301.46x = 8,590,142,567.26
  5. Step 5: Solve for x
    x = 8,590,142,567.26/106,301.46
  6. Step 6: Final answer
    x = 80,809.26

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1.5x scale

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.