Home / 106,758.21-147,326.36-58,360.35

Finding the Fourth Proportional to 106,758.21, 147,326.36 and 58,360.35

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Solution

The fourth proportional to 106,758.21, 147,326.36 and 58,360.35 is: 80,537.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,758.21 : 147,326.36 = 58,360.35 : x
  2. Step 2: Convert to fraction form
    106,758.21/147,326.36 = 58,360.35/x
  3. Step 3: Cross multiply
    106,758.21x = 147,326.36 × 58,360.35
  4. Step 4: Simplify right side
    106,758.21x = 8,598,017,473.88
  5. Step 5: Solve for x
    x = 8,598,017,473.88/106,758.21
  6. Step 6: Final answer
    x = 80,537.30

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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.