Home / 102,326.48-153,523.86-45,392.52

Finding the Fourth Proportional to 102,326.48, 153,523.86 and 45,392.52

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Solution

The fourth proportional to 102,326.48, 153,523.86 and 45,392.52 is: 68,103.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,326.48 : 153,523.86 = 45,392.52 : x
  2. Step 2: Convert to fraction form
    102,326.48/153,523.86 = 45,392.52/x
  3. Step 3: Cross multiply
    102,326.48x = 153,523.86 × 45,392.52
  4. Step 4: Simplify right side
    102,326.48x = 6,968,834,885.53
  5. Step 5: Solve for x
    x = 6,968,834,885.53/102,326.48
  6. Step 6: Final answer
    x = 68,103.92

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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.