Home / 42,903.62-64,364.10-14,824.70

Finding the Fourth Proportional to 42,903.62, 64,364.10 and 14,824.70

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Solution

The fourth proportional to 42,903.62, 64,364.10 and 14,824.70 is: 22,240.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,903.62 : 64,364.10 = 14,824.70 : x
  2. Step 2: Convert to fraction form
    42,903.62/64,364.10 = 14,824.70/x
  3. Step 3: Cross multiply
    42,903.62x = 64,364.10 × 14,824.70
  4. Step 4: Simplify right side
    42,903.62x = 954,178,473.27
  5. Step 5: Solve for x
    x = 954,178,473.27/42,903.62
  6. Step 6: Final answer
    x = 22,240.05

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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.