Home / 352,566.61-486,541.90-191,421.68

Finding the Fourth Proportional to 352,566.61, 486,541.90 and 191,421.68

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Solution

The fourth proportional to 352,566.61, 486,541.90 and 191,421.68 is: 264,161.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,566.61 : 486,541.90 = 191,421.68 : x
  2. Step 2: Convert to fraction form
    352,566.61/486,541.90 = 191,421.68/x
  3. Step 3: Cross multiply
    352,566.61x = 486,541.90 × 191,421.68
  4. Step 4: Simplify right side
    352,566.61x = 93,134,667,888.39
  5. Step 5: Solve for x
    x = 93,134,667,888.39/352,566.61
  6. Step 6: Final answer
    x = 264,161.91

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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.