Home / 56,495.08-77,969.35-36,095.78

Finding the Fourth Proportional to 56,495.08, 77,969.35 and 36,095.78

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Solution

The fourth proportional to 56,495.08, 77,969.35 and 36,095.78 is: 49,816.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,495.08 : 77,969.35 = 36,095.78 : x
  2. Step 2: Convert to fraction form
    56,495.08/77,969.35 = 36,095.78/x
  3. Step 3: Cross multiply
    56,495.08x = 77,969.35 × 36,095.78
  4. Step 4: Simplify right side
    56,495.08x = 2,814,364,305.81
  5. Step 5: Solve for x
    x = 2,814,364,305.81/56,495.08
  6. Step 6: Final answer
    x = 49,816.10

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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.