Home / 47,038.32-64,938.12-36,338.64

Finding the Fourth Proportional to 47,038.32, 64,938.12 and 36,338.64

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Solution

The fourth proportional to 47,038.32, 64,938.12 and 36,338.64 is: 50,166.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,038.32 : 64,938.12 = 36,338.64 : x
  2. Step 2: Convert to fraction form
    47,038.32/64,938.12 = 36,338.64/x
  3. Step 3: Cross multiply
    47,038.32x = 64,938.12 × 36,338.64
  4. Step 4: Simplify right side
    47,038.32x = 2,359,762,964.96
  5. Step 5: Solve for x
    x = 2,359,762,964.96/47,038.32
  6. Step 6: Final answer
    x = 50,166.82

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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.