Home / 53,878.04-74,350.49-30,006.93

Finding the Fourth Proportional to 53,878.04, 74,350.49 and 30,006.93

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Solution

The fourth proportional to 53,878.04, 74,350.49 and 30,006.93 is: 41,408.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,878.04 : 74,350.49 = 30,006.93 : x
  2. Step 2: Convert to fraction form
    53,878.04/74,350.49 = 30,006.93/x
  3. Step 3: Cross multiply
    53,878.04x = 74,350.49 × 30,006.93
  4. Step 4: Simplify right side
    53,878.04x = 2,231,030,077.68
  5. Step 5: Solve for x
    x = 2,231,030,077.68/53,878.04
  6. Step 6: Final answer
    x = 41,408.90

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1.5x scale

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.