Home / 53,987.46-74,504.28-30,113.62

Finding the Fourth Proportional to 53,987.46, 74,504.28 and 30,113.62

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Solution

The fourth proportional to 53,987.46, 74,504.28 and 30,113.62 is: 41,557.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,987.46 : 74,504.28 = 30,113.62 : x
  2. Step 2: Convert to fraction form
    53,987.46/74,504.28 = 30,113.62/x
  3. Step 3: Cross multiply
    53,987.46x = 74,504.28 × 30,113.62
  4. Step 4: Simplify right side
    53,987.46x = 2,243,593,277.11
  5. Step 5: Solve for x
    x = 2,243,593,277.11/53,987.46
  6. Step 6: Final answer
    x = 41,557.68

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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.