Home / 124,217.40-186,326.10-57,635.40

Finding the Fourth Proportional to 124,217.40, 186,326.10 and 57,635.40

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Solution

The fourth proportional to 124,217.40, 186,326.10 and 57,635.40 is: 86,453.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,217.40 : 186,326.10 = 57,635.40 : x
  2. Step 2: Convert to fraction form
    124,217.40/186,326.10 = 57,635.40/x
  3. Step 3: Cross multiply
    124,217.40x = 186,326.10 × 57,635.40
  4. Step 4: Simplify right side
    124,217.40x = 10,738,979,303.94
  5. Step 5: Solve for x
    x = 10,738,979,303.94/124,217.40
  6. Step 6: Final answer
    x = 86,453.10

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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.