Home / 84,701.07-116,836.16-56,020.59

Finding the Fourth Proportional to 84,701.07, 116,836.16 and 56,020.59

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Solution

The fourth proportional to 84,701.07, 116,836.16 and 56,020.59 is: 77,274.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,701.07 : 116,836.16 = 56,020.59 : x
  2. Step 2: Convert to fraction form
    84,701.07/116,836.16 = 56,020.59/x
  3. Step 3: Cross multiply
    84,701.07x = 116,836.16 × 56,020.59
  4. Step 4: Simplify right side
    84,701.07x = 6,545,230,336.43
  5. Step 5: Solve for x
    x = 6,545,230,336.43/84,701.07
  6. Step 6: Final answer
    x = 77,274.47

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1.5x scale

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.