Home / 209,365.93-314,171.88-76,254.16

Finding the Fourth Proportional to 209,365.93, 314,171.88 and 76,254.16

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Solution

The fourth proportional to 209,365.93, 314,171.88 and 76,254.16 is: 114,426.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,365.93 : 314,171.88 = 76,254.16 : x
  2. Step 2: Convert to fraction form
    209,365.93/314,171.88 = 76,254.16/x
  3. Step 3: Cross multiply
    209,365.93x = 314,171.88 × 76,254.16
  4. Step 4: Simplify right side
    209,365.93x = 23,956,912,805.02
  5. Step 5: Solve for x
    x = 23,956,912,805.02/209,365.93
  6. Step 6: Final answer
    x = 114,426.03

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1.5x scale

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.