Home / 56,683.14-84,999.90-21,598.20

Finding the Fourth Proportional to 56,683.14, 84,999.90 and 21,598.20

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Solution

The fourth proportional to 56,683.14, 84,999.90 and 21,598.20 is: 32,387.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,683.14 : 84,999.90 = 21,598.20 : x
  2. Step 2: Convert to fraction form
    56,683.14/84,999.90 = 21,598.20/x
  3. Step 3: Cross multiply
    56,683.14x = 84,999.90 × 21,598.20
  4. Step 4: Simplify right side
    56,683.14x = 1,835,844,840.18
  5. Step 5: Solve for x
    x = 1,835,844,840.18/56,683.14
  6. Step 6: Final answer
    x = 32,387.85

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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.