Home / 49,038.63-67,711.32-37,689.99

Finding the Fourth Proportional to 49,038.63, 67,711.32 and 37,689.99

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Solution

The fourth proportional to 49,038.63, 67,711.32 and 37,689.99 is: 52,041.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,038.63 : 67,711.32 = 37,689.99 : x
  2. Step 2: Convert to fraction form
    49,038.63/67,711.32 = 37,689.99/x
  3. Step 3: Cross multiply
    49,038.63x = 67,711.32 × 37,689.99
  4. Step 4: Simplify right side
    49,038.63x = 2,552,038,973.69
  5. Step 5: Solve for x
    x = 2,552,038,973.69/49,038.63
  6. Step 6: Final answer
    x = 52,041.40

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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.