Home / 103,126.86-154,668.02-36,569.16

Finding the Fourth Proportional to 103,126.86, 154,668.02 and 36,569.16

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Solution

The fourth proportional to 103,126.86, 154,668.02 and 36,569.16 is: 54,845.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,126.86 : 154,668.02 = 36,569.16 : x
  2. Step 2: Convert to fraction form
    103,126.86/154,668.02 = 36,569.16/x
  3. Step 3: Cross multiply
    103,126.86x = 154,668.02 × 36,569.16
  4. Step 4: Simplify right side
    103,126.86x = 5,656,079,387.42
  5. Step 5: Solve for x
    x = 5,656,079,387.42/103,126.86
  6. Step 6: Final answer
    x = 54,845.84

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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.