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Finding the Fourth Proportional to 114,335.84, 157,770.65 and 63,335.81

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Solution

The fourth proportional to 114,335.84, 157,770.65 and 63,335.81 is: 87,396.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,335.84 : 157,770.65 = 63,335.81 : x
  2. Step 2: Convert to fraction form
    114,335.84/157,770.65 = 63,335.81/x
  3. Step 3: Cross multiply
    114,335.84x = 157,770.65 × 63,335.81
  4. Step 4: Simplify right side
    114,335.84x = 9,992,532,464.74
  5. Step 5: Solve for x
    x = 9,992,532,464.74/114,335.84
  6. Step 6: Final answer
    x = 87,396.33

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1.5x scale

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.