Home / 106,544.30-147,026.12-61,190.30

Finding the Fourth Proportional to 106,544.30, 147,026.12 and 61,190.30

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Solution

The fourth proportional to 106,544.30, 147,026.12 and 61,190.30 is: 84,439.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,544.30 : 147,026.12 = 61,190.30 : x
  2. Step 2: Convert to fraction form
    106,544.30/147,026.12 = 61,190.30/x
  3. Step 3: Cross multiply
    106,544.30x = 147,026.12 × 61,190.30
  4. Step 4: Simplify right side
    106,544.30x = 8,996,572,390.64
  5. Step 5: Solve for x
    x = 8,996,572,390.64/106,544.30
  6. Step 6: Final answer
    x = 84,439.73

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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.