Home / 94,721.03-142,104.93-28,160.87

Finding the Fourth Proportional to 94,721.03, 142,104.93 and 28,160.87

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Solution

The fourth proportional to 94,721.03, 142,104.93 and 28,160.87 is: 42,248.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,721.03 : 142,104.93 = 28,160.87 : x
  2. Step 2: Convert to fraction form
    94,721.03/142,104.93 = 28,160.87/x
  3. Step 3: Cross multiply
    94,721.03x = 142,104.93 × 28,160.87
  4. Step 4: Simplify right side
    94,721.03x = 4,001,798,460.09
  5. Step 5: Solve for x
    x = 4,001,798,460.09/94,721.03
  6. Step 6: Final answer
    x = 42,248.26

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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.