Home / 85,316.73-117,740.30-47,598.27

Finding the Fourth Proportional to 85,316.73, 117,740.30 and 47,598.27

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Solution

The fourth proportional to 85,316.73, 117,740.30 and 47,598.27 is: 65,687.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,316.73 : 117,740.30 = 47,598.27 : x
  2. Step 2: Convert to fraction form
    85,316.73/117,740.30 = 47,598.27/x
  3. Step 3: Cross multiply
    85,316.73x = 117,740.30 × 47,598.27
  4. Step 4: Simplify right side
    85,316.73x = 5,604,234,351.29
  5. Step 5: Solve for x
    x = 5,604,234,351.29/85,316.73
  6. Step 6: Final answer
    x = 65,687.40

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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.