Home / 49,783.80-74,574.90-31,006.20

Finding the Fourth Proportional to 49,783.80, 74,574.90 and 31,006.20

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Solution

The fourth proportional to 49,783.80, 74,574.90 and 31,006.20 is: 46,446.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,783.80 : 74,574.90 = 31,006.20 : x
  2. Step 2: Convert to fraction form
    49,783.80/74,574.90 = 31,006.20/x
  3. Step 3: Cross multiply
    49,783.80x = 74,574.90 × 31,006.20
  4. Step 4: Simplify right side
    49,783.80x = 2,312,284,264.38
  5. Step 5: Solve for x
    x = 2,312,284,264.38/49,783.80
  6. Step 6: Final answer
    x = 46,446.52

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1.5x scale

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.