Home / 96,838.65-133,633.77-53,820.84

Finding the Fourth Proportional to 96,838.65, 133,633.77 and 53,820.84

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Solution

The fourth proportional to 96,838.65, 133,633.77 and 53,820.84 is: 74,270.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,838.65 : 133,633.77 = 53,820.84 : x
  2. Step 2: Convert to fraction form
    96,838.65/133,633.77 = 53,820.84/x
  3. Step 3: Cross multiply
    96,838.65x = 133,633.77 × 53,820.84
  4. Step 4: Simplify right side
    96,838.65x = 7,192,281,753.77
  5. Step 5: Solve for x
    x = 7,192,281,753.77/96,838.65
  6. Step 6: Final answer
    x = 74,270.78

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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.