Home / 145,982.62-201,456.16-85,541.24

Finding the Fourth Proportional to 145,982.62, 201,456.16 and 85,541.24

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Solution

The fourth proportional to 145,982.62, 201,456.16 and 85,541.24 is: 118,047.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,982.62 : 201,456.16 = 85,541.24 : x
  2. Step 2: Convert to fraction form
    145,982.62/201,456.16 = 85,541.24/x
  3. Step 3: Cross multiply
    145,982.62x = 201,456.16 × 85,541.24
  4. Step 4: Simplify right side
    145,982.62x = 17,232,809,732.04
  5. Step 5: Solve for x
    x = 17,232,809,732.04/145,982.62
  6. Step 6: Final answer
    x = 118,047.00

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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.