Home / 65,204.40-97,587.90-57,331.20

Finding the Fourth Proportional to 65,204.40, 97,587.90 and 57,331.20

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Solution

The fourth proportional to 65,204.40, 97,587.90 and 57,331.20 is: 85,804.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,204.40 : 97,587.90 = 57,331.20 : x
  2. Step 2: Convert to fraction form
    65,204.40/97,587.90 = 57,331.20/x
  3. Step 3: Cross multiply
    65,204.40x = 97,587.90 × 57,331.20
  4. Step 4: Simplify right side
    65,204.40x = 5,594,831,412.48
  5. Step 5: Solve for x
    x = 5,594,831,412.48/65,204.40
  6. Step 6: Final answer
    x = 85,804.51

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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.