Home / 292,362.15-438,203.03-134,606.55

Finding the Fourth Proportional to 292,362.15, 438,203.03 and 134,606.55

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Solution

The fourth proportional to 292,362.15, 438,203.03 and 134,606.55 is: 201,753.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,362.15 : 438,203.03 = 134,606.55 : x
  2. Step 2: Convert to fraction form
    292,362.15/438,203.03 = 134,606.55/x
  3. Step 3: Cross multiply
    292,362.15x = 438,203.03 × 134,606.55
  4. Step 4: Simplify right side
    292,362.15x = 58,984,997,394.81
  5. Step 5: Solve for x
    x = 58,984,997,394.81/292,362.15
  6. Step 6: Final answer
    x = 201,753.19

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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.