Home / 77,480.64-116,056-58,552.16

Finding the Fourth Proportional to 77,480.64, 116,056 and 58,552.16

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Solution

The fourth proportional to 77,480.64, 116,056 and 58,552.16 is: 87,703.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,480.64 : 116,056 = 58,552.16 : x
  2. Step 2: Convert to fraction form
    77,480.64/116,056 = 58,552.16/x
  3. Step 3: Cross multiply
    77,480.64x = 116,056 × 58,552.16
  4. Step 4: Simplify right side
    77,480.64x = 6,795,329,480.96
  5. Step 5: Solve for x
    x = 6,795,329,480.96/77,480.64
  6. Step 6: Final answer
    x = 87,703.58

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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.