Home / 190,430.39-262,877.65-133,294.11

Finding the Fourth Proportional to 190,430.39, 262,877.65 and 133,294.11

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Solution

The fourth proportional to 190,430.39, 262,877.65 and 133,294.11 is: 184,004.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,430.39 : 262,877.65 = 133,294.11 : x
  2. Step 2: Convert to fraction form
    190,430.39/262,877.65 = 133,294.11/x
  3. Step 3: Cross multiply
    190,430.39x = 262,877.65 × 133,294.11
  4. Step 4: Simplify right side
    190,430.39x = 35,040,041,826.39
  5. Step 5: Solve for x
    x = 35,040,041,826.39/190,430.39
  6. Step 6: Final answer
    x = 184,004.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.