Home / 123,412.33-185,118.50-29,918.08

Finding the Fourth Proportional to 123,412.33, 185,118.50 and 29,918.08

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Solution

The fourth proportional to 123,412.33, 185,118.50 and 29,918.08 is: 44,877.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,412.33 : 185,118.50 = 29,918.08 : x
  2. Step 2: Convert to fraction form
    123,412.33/185,118.50 = 29,918.08/x
  3. Step 3: Cross multiply
    123,412.33x = 185,118.50 × 29,918.08
  4. Step 4: Simplify right side
    123,412.33x = 5,538,390,092.48
  5. Step 5: Solve for x
    x = 5,538,390,092.48/123,412.33
  6. Step 6: Final answer
    x = 44,877.12

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1.5x scale

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.