Home / 174,781.79-262,178.49-48,423.31

Finding the Fourth Proportional to 174,781.79, 262,178.49 and 48,423.31

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Solution

The fourth proportional to 174,781.79, 262,178.49 and 48,423.31 is: 72,636.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,781.79 : 262,178.49 = 48,423.31 : x
  2. Step 2: Convert to fraction form
    174,781.79/262,178.49 = 48,423.31/x
  3. Step 3: Cross multiply
    174,781.79x = 262,178.49 × 48,423.31
  4. Step 4: Simplify right side
    174,781.79x = 12,695,548,985.71
  5. Step 5: Solve for x
    x = 12,695,548,985.71/174,781.79
  6. Step 6: Final answer
    x = 72,636.57

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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.