Home / 124,270.96-186,294.72-45,330.16

Finding the Fourth Proportional to 124,270.96, 186,294.72 and 45,330.16

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Solution

The fourth proportional to 124,270.96, 186,294.72 and 45,330.16 is: 67,954.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,270.96 : 186,294.72 = 45,330.16 : x
  2. Step 2: Convert to fraction form
    124,270.96/186,294.72 = 45,330.16/x
  3. Step 3: Cross multiply
    124,270.96x = 186,294.72 × 45,330.16
  4. Step 4: Simplify right side
    124,270.96x = 8,444,769,464.76
  5. Step 5: Solve for x
    x = 8,444,769,464.76/124,270.96
  6. Step 6: Final answer
    x = 67,954.49

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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.