Home / 45,294.36-67,875.90-25,530.87

Finding the Fourth Proportional to 45,294.36, 67,875.90 and 25,530.87

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Solution

The fourth proportional to 45,294.36, 67,875.90 and 25,530.87 is: 38,259.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,294.36 : 67,875.90 = 25,530.87 : x
  2. Step 2: Convert to fraction form
    45,294.36/67,875.90 = 25,530.87/x
  3. Step 3: Cross multiply
    45,294.36x = 67,875.90 × 25,530.87
  4. Step 4: Simplify right side
    45,294.36x = 1,732,930,779.03
  5. Step 5: Solve for x
    x = 1,732,930,779.03/45,294.36
  6. Step 6: Final answer
    x = 38,259.31

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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.