Home / 100,490.24-150,538.31-58,281.68

Finding the Fourth Proportional to 100,490.24, 150,538.31 and 58,281.68

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Solution

The fourth proportional to 100,490.24, 150,538.31 and 58,281.68 is: 87,308.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,490.24 : 150,538.31 = 58,281.68 : x
  2. Step 2: Convert to fraction form
    100,490.24/150,538.31 = 58,281.68/x
  3. Step 3: Cross multiply
    100,490.24x = 150,538.31 × 58,281.68
  4. Step 4: Simplify right side
    100,490.24x = 8,773,625,914.65
  5. Step 5: Solve for x
    x = 8,773,625,914.65/100,490.24
  6. Step 6: Final answer
    x = 87,308.24

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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.