Home / 57,360.40-86,056.98-17,918.08

Finding the Fourth Proportional to 57,360.40, 86,056.98 and 17,918.08

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Solution

The fourth proportional to 57,360.40, 86,056.98 and 17,918.08 is: 26,882.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,360.40 : 86,056.98 = 17,918.08 : x
  2. Step 2: Convert to fraction form
    57,360.40/86,056.98 = 17,918.08/x
  3. Step 3: Cross multiply
    57,360.40x = 86,056.98 × 17,918.08
  4. Step 4: Simplify right side
    57,360.40x = 1,541,975,852.20
  5. Step 5: Solve for x
    x = 1,541,975,852.20/57,360.40
  6. Step 6: Final answer
    x = 26,882.24

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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.