Home / 292,190.18-438,304.73-102,627.50

Finding the Fourth Proportional to 292,190.18, 438,304.73 and 102,627.50

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Solution

The fourth proportional to 292,190.18, 438,304.73 and 102,627.50 is: 153,948.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,190.18 : 438,304.73 = 102,627.50 : x
  2. Step 2: Convert to fraction form
    292,190.18/438,304.73 = 102,627.50/x
  3. Step 3: Cross multiply
    292,190.18x = 438,304.73 × 102,627.50
  4. Step 4: Simplify right side
    292,190.18x = 44,982,115,973.41
  5. Step 5: Solve for x
    x = 44,982,115,973.41/292,190.18
  6. Step 6: Final answer
    x = 153,948.08

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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.