Home / 76,727.94-105,799.90-52,532.86

Finding the Fourth Proportional to 76,727.94, 105,799.90 and 52,532.86

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Solution

The fourth proportional to 76,727.94, 105,799.90 and 52,532.86 is: 72,437.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,727.94 : 105,799.90 = 52,532.86 : x
  2. Step 2: Convert to fraction form
    76,727.94/105,799.90 = 52,532.86/x
  3. Step 3: Cross multiply
    76,727.94x = 105,799.90 × 52,532.86
  4. Step 4: Simplify right side
    76,727.94x = 5,557,971,334.71
  5. Step 5: Solve for x
    x = 5,557,971,334.71/76,727.94
  6. Step 6: Final answer
    x = 72,437.39

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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.