Home / 187,214.00-258,325.16-106,643.10

Finding the Fourth Proportional to 187,214.00, 258,325.16 and 106,643.10

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Solution

The fourth proportional to 187,214.00, 258,325.16 and 106,643.10 is: 147,150.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,214.00 : 258,325.16 = 106,643.10 : x
  2. Step 2: Convert to fraction form
    187,214.00/258,325.16 = 106,643.10/x
  3. Step 3: Cross multiply
    187,214.00x = 258,325.16 × 106,643.10
  4. Step 4: Simplify right side
    187,214.00x = 27,548,595,337.18
  5. Step 5: Solve for x
    x = 27,548,595,337.18/187,214.00
  6. Step 6: Final answer
    x = 147,150.29

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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.