Home / 114,423.21-157,881.51-63,433.71

Finding the Fourth Proportional to 114,423.21, 157,881.51 and 63,433.71

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Solution

The fourth proportional to 114,423.21, 157,881.51 and 63,433.71 is: 87,526.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,423.21 : 157,881.51 = 63,433.71 : x
  2. Step 2: Convert to fraction form
    114,423.21/157,881.51 = 63,433.71/x
  3. Step 3: Cross multiply
    114,423.21x = 157,881.51 × 63,433.71
  4. Step 4: Simplify right side
    114,423.21x = 10,015,009,919.70
  5. Step 5: Solve for x
    x = 10,015,009,919.70/114,423.21
  6. Step 6: Final answer
    x = 87,526.04

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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.