Home / 124,260.10-186,421.20-40,028.20

Finding the Fourth Proportional to 124,260.10, 186,421.20 and 40,028.20

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Solution

The fourth proportional to 124,260.10, 186,421.20 and 40,028.20 is: 60,052.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,260.10 : 186,421.20 = 40,028.20 : x
  2. Step 2: Convert to fraction form
    124,260.10/186,421.20 = 40,028.20/x
  3. Step 3: Cross multiply
    124,260.10x = 186,421.20 × 40,028.20
  4. Step 4: Simplify right side
    124,260.10x = 7,462,105,077.84
  5. Step 5: Solve for x
    x = 7,462,105,077.84/124,260.10
  6. Step 6: Final answer
    x = 60,052.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.