Home / 49,948.69-74,848.88-20,330.29

Finding the Fourth Proportional to 49,948.69, 74,848.88 and 20,330.29

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Solution

The fourth proportional to 49,948.69, 74,848.88 and 20,330.29 is: 30,465.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,948.69 : 74,848.88 = 20,330.29 : x
  2. Step 2: Convert to fraction form
    49,948.69/74,848.88 = 20,330.29/x
  3. Step 3: Cross multiply
    49,948.69x = 74,848.88 × 20,330.29
  4. Step 4: Simplify right side
    49,948.69x = 1,521,699,334.92
  5. Step 5: Solve for x
    x = 1,521,699,334.92/49,948.69
  6. Step 6: Final answer
    x = 30,465.25

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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.