Home / 88,727.10-133,090.65-57,234.30

Finding the Fourth Proportional to 88,727.10, 133,090.65 and 57,234.30

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Solution

The fourth proportional to 88,727.10, 133,090.65 and 57,234.30 is: 85,851.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,727.10 : 133,090.65 = 57,234.30 : x
  2. Step 2: Convert to fraction form
    88,727.10/133,090.65 = 57,234.30/x
  3. Step 3: Cross multiply
    88,727.10x = 133,090.65 × 57,234.30
  4. Step 4: Simplify right side
    88,727.10x = 7,617,350,189.30
  5. Step 5: Solve for x
    x = 7,617,350,189.30/88,727.10
  6. Step 6: Final answer
    x = 85,851.45

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.