Home / 53,744.85-74,166.30-29,870.10

Finding the Fourth Proportional to 53,744.85, 74,166.30 and 29,870.10

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Solution

The fourth proportional to 53,744.85, 74,166.30 and 29,870.10 is: 41,219.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,744.85 : 74,166.30 = 29,870.10 : x
  2. Step 2: Convert to fraction form
    53,744.85/74,166.30 = 29,870.10/x
  3. Step 3: Cross multiply
    53,744.85x = 74,166.30 × 29,870.10
  4. Step 4: Simplify right side
    53,744.85x = 2,215,354,797.63
  5. Step 5: Solve for x
    x = 2,215,354,797.63/53,744.85
  6. Step 6: Final answer
    x = 41,219.85

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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.