Home / 54,218.77-74,824.76-34,068.20

Finding the Fourth Proportional to 54,218.77, 74,824.76 and 34,068.20

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Solution

The fourth proportional to 54,218.77, 74,824.76 and 34,068.20 is: 47,015.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,218.77 : 74,824.76 = 34,068.20 : x
  2. Step 2: Convert to fraction form
    54,218.77/74,824.76 = 34,068.20/x
  3. Step 3: Cross multiply
    54,218.77x = 74,824.76 × 34,068.20
  4. Step 4: Simplify right side
    54,218.77x = 2,549,144,599.68
  5. Step 5: Solve for x
    x = 2,549,144,599.68/54,218.77
  6. Step 6: Final answer
    x = 47,015.91

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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.