Home / 262,364.51-393,559.07-84,885.41

Finding the Fourth Proportional to 262,364.51, 393,559.07 and 84,885.41

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Solution

The fourth proportional to 262,364.51, 393,559.07 and 84,885.41 is: 127,332.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,364.51 : 393,559.07 = 84,885.41 : x
  2. Step 2: Convert to fraction form
    262,364.51/393,559.07 = 84,885.41/x
  3. Step 3: Cross multiply
    262,364.51x = 393,559.07 × 84,885.41
  4. Step 4: Simplify right side
    262,364.51x = 33,407,423,575.64
  5. Step 5: Solve for x
    x = 33,407,423,575.64/262,364.51
  6. Step 6: Final answer
    x = 127,332.10

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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.