Home / 288,812.43-433,224.59-89,132.94

Finding the Fourth Proportional to 288,812.43, 433,224.59 and 89,132.94

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Solution

The fourth proportional to 288,812.43, 433,224.59 and 89,132.94 is: 133,701.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,812.43 : 433,224.59 = 89,132.94 : x
  2. Step 2: Convert to fraction form
    288,812.43/433,224.59 = 89,132.94/x
  3. Step 3: Cross multiply
    288,812.43x = 433,224.59 × 89,132.94
  4. Step 4: Simplify right side
    288,812.43x = 38,614,580,941.33
  5. Step 5: Solve for x
    x = 38,614,580,941.33/288,812.43
  6. Step 6: Final answer
    x = 133,701.24

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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.