Home / 56,473.05-77,985.53-36,364.95

Finding the Fourth Proportional to 56,473.05, 77,985.53 and 36,364.95

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Solution

The fourth proportional to 56,473.05, 77,985.53 and 36,364.95 is: 50,217.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,473.05 : 77,985.53 = 36,364.95 : x
  2. Step 2: Convert to fraction form
    56,473.05/77,985.53 = 36,364.95/x
  3. Step 3: Cross multiply
    56,473.05x = 77,985.53 × 36,364.95
  4. Step 4: Simplify right side
    56,473.05x = 2,835,939,717.35
  5. Step 5: Solve for x
    x = 2,835,939,717.35/56,473.05
  6. Step 6: Final answer
    x = 50,217.58

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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.