Home / 608,939.25-913,412.70-159,656.10

Finding the Fourth Proportional to 608,939.25, 913,412.70 and 159,656.10

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Solution

The fourth proportional to 608,939.25, 913,412.70 and 159,656.10 is: 239,485.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,939.25 : 913,412.70 = 159,656.10 : x
  2. Step 2: Convert to fraction form
    608,939.25/913,412.70 = 159,656.10/x
  3. Step 3: Cross multiply
    608,939.25x = 913,412.70 × 159,656.10
  4. Step 4: Simplify right side
    608,939.25x = 145,831,909,372.47
  5. Step 5: Solve for x
    x = 145,831,909,372.47/608,939.25
  6. Step 6: Final answer
    x = 239,485.15

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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.