Home / 145,526.67-218,326.33-50,758.21

Finding the Fourth Proportional to 145,526.67, 218,326.33 and 50,758.21

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Solution

The fourth proportional to 145,526.67, 218,326.33 and 50,758.21 is: 76,149.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,526.67 : 218,326.33 = 50,758.21 : x
  2. Step 2: Convert to fraction form
    145,526.67/218,326.33 = 50,758.21/x
  3. Step 3: Cross multiply
    145,526.67x = 218,326.33 × 50,758.21
  4. Step 4: Simplify right side
    145,526.67x = 11,081,853,579.77
  5. Step 5: Solve for x
    x = 11,081,853,579.77/145,526.67
  6. Step 6: Final answer
    x = 76,149.99

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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.