Home / 209,364.93-314,170.38-76,253.16

Finding the Fourth Proportional to 209,364.93, 314,170.38 and 76,253.16

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Solution

The fourth proportional to 209,364.93, 314,170.38 and 76,253.16 is: 114,424.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,364.93 : 314,170.38 = 76,253.16 : x
  2. Step 2: Convert to fraction form
    209,364.93/314,170.38 = 76,253.16/x
  3. Step 3: Cross multiply
    209,364.93x = 314,170.38 × 76,253.16
  4. Step 4: Simplify right side
    209,364.93x = 23,956,484,253.40
  5. Step 5: Solve for x
    x = 23,956,484,253.40/209,364.93
  6. Step 6: Final answer
    x = 114,424.53

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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.