Home / 657,790.03-986,685.09-159,154.03

Finding the Fourth Proportional to 657,790.03, 986,685.09 and 159,154.03

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Solution

The fourth proportional to 657,790.03, 986,685.09 and 159,154.03 is: 238,731.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,790.03 : 986,685.09 = 159,154.03 : x
  2. Step 2: Convert to fraction form
    657,790.03/986,685.09 = 159,154.03/x
  3. Step 3: Cross multiply
    657,790.03x = 986,685.09 × 159,154.03
  4. Step 4: Simplify right side
    657,790.03x = 157,034,909,050.94
  5. Step 5: Solve for x
    x = 157,034,909,050.94/657,790.03
  6. Step 6: Final answer
    x = 238,731.06

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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.