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Finding the Fourth Proportional to 96,175.80, 144,263.70 and 54,703.80

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Solution

The fourth proportional to 96,175.80, 144,263.70 and 54,703.80 is: 82,055.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,175.80 : 144,263.70 = 54,703.80 : x
  2. Step 2: Convert to fraction form
    96,175.80/144,263.70 = 54,703.80/x
  3. Step 3: Cross multiply
    96,175.80x = 144,263.70 × 54,703.80
  4. Step 4: Simplify right side
    96,175.80x = 7,891,772,592.06
  5. Step 5: Solve for x
    x = 7,891,772,592.06/96,175.80
  6. Step 6: Final answer
    x = 82,055.70

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1.5x scale

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.