Home / 62,740.84-86,549.70-50,817.64

Finding the Fourth Proportional to 62,740.84, 86,549.70 and 50,817.64

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Solution

The fourth proportional to 62,740.84, 86,549.70 and 50,817.64 is: 70,101.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,740.84 : 86,549.70 = 50,817.64 : x
  2. Step 2: Convert to fraction form
    62,740.84/86,549.70 = 50,817.64/x
  3. Step 3: Cross multiply
    62,740.84x = 86,549.70 × 50,817.64
  4. Step 4: Simplify right side
    62,740.84x = 4,398,251,496.71
  5. Step 5: Solve for x
    x = 4,398,251,496.71/62,740.84
  6. Step 6: Final answer
    x = 70,101.89

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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.