Home / 66,582.54-91,875.60-37,905.90

Finding the Fourth Proportional to 66,582.54, 91,875.60 and 37,905.90

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Solution

The fourth proportional to 66,582.54, 91,875.60 and 37,905.90 is: 52,305.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,582.54 : 91,875.60 = 37,905.90 : x
  2. Step 2: Convert to fraction form
    66,582.54/91,875.60 = 37,905.90/x
  3. Step 3: Cross multiply
    66,582.54x = 91,875.60 × 37,905.90
  4. Step 4: Simplify right side
    66,582.54x = 3,482,627,306.04
  5. Step 5: Solve for x
    x = 3,482,627,306.04/66,582.54
  6. Step 6: Final answer
    x = 52,305.41

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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.