Home / 46,935.29-70,412.13-20,639.95

Finding the Fourth Proportional to 46,935.29, 70,412.13 and 20,639.95

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Solution

The fourth proportional to 46,935.29, 70,412.13 and 20,639.95 is: 30,963.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,935.29 : 70,412.13 = 20,639.95 : x
  2. Step 2: Convert to fraction form
    46,935.29/70,412.13 = 20,639.95/x
  3. Step 3: Cross multiply
    46,935.29x = 70,412.13 × 20,639.95
  4. Step 4: Simplify right side
    46,935.29x = 1,453,302,666.56
  5. Step 5: Solve for x
    x = 1,453,302,666.56/46,935.29
  6. Step 6: Final answer
    x = 30,963.96

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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.