Home / 292,270.10-438,417.53-92,586.06

Finding the Fourth Proportional to 292,270.10, 438,417.53 and 92,586.06

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Solution

The fourth proportional to 292,270.10, 438,417.53 and 92,586.06 is: 138,883.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,270.10 : 438,417.53 = 92,586.06 : x
  2. Step 2: Convert to fraction form
    292,270.10/438,417.53 = 92,586.06/x
  3. Step 3: Cross multiply
    292,270.10x = 438,417.53 × 92,586.06
  4. Step 4: Simplify right side
    292,270.10x = 40,591,351,737.63
  5. Step 5: Solve for x
    x = 40,591,351,737.63/292,270.10
  6. Step 6: Final answer
    x = 138,883.01

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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.