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Finding the Fourth Proportional to 62,607.79, 86,398.58 and 33,928.25

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Solution

The fourth proportional to 62,607.79, 86,398.58 and 33,928.25 is: 46,820.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,607.79 : 86,398.58 = 33,928.25 : x
  2. Step 2: Convert to fraction form
    62,607.79/86,398.58 = 33,928.25/x
  3. Step 3: Cross multiply
    62,607.79x = 86,398.58 × 33,928.25
  4. Step 4: Simplify right side
    62,607.79x = 2,931,352,274.71
  5. Step 5: Solve for x
    x = 2,931,352,274.71/62,607.79
  6. Step 6: Final answer
    x = 46,820.89

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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.