Home / 55,501.40-83,252.10-43,691.60

Finding the Fourth Proportional to 55,501.40, 83,252.10 and 43,691.60

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Solution

The fourth proportional to 55,501.40, 83,252.10 and 43,691.60 is: 65,537.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,501.40 : 83,252.10 = 43,691.60 : x
  2. Step 2: Convert to fraction form
    55,501.40/83,252.10 = 43,691.60/x
  3. Step 3: Cross multiply
    55,501.40x = 83,252.10 × 43,691.60
  4. Step 4: Simplify right side
    55,501.40x = 3,637,417,452.36
  5. Step 5: Solve for x
    x = 3,637,417,452.36/55,501.40
  6. Step 6: Final answer
    x = 65,537.40

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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.