Home / 125,851.18-173,674.53-69,262.60

Finding the Fourth Proportional to 125,851.18, 173,674.53 and 69,262.60

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Solution

The fourth proportional to 125,851.18, 173,674.53 and 69,262.60 is: 95,582.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,851.18 : 173,674.53 = 69,262.60 : x
  2. Step 2: Convert to fraction form
    125,851.18/173,674.53 = 69,262.60/x
  3. Step 3: Cross multiply
    125,851.18x = 173,674.53 × 69,262.60
  4. Step 4: Simplify right side
    125,851.18x = 12,029,149,501.58
  5. Step 5: Solve for x
    x = 12,029,149,501.58/125,851.18
  6. Step 6: Final answer
    x = 95,582.33

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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.