Home / 53,830.08-74,286.72-29,959.20

Finding the Fourth Proportional to 53,830.08, 74,286.72 and 29,959.20

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Solution

The fourth proportional to 53,830.08, 74,286.72 and 29,959.20 is: 41,344.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,830.08 : 74,286.72 = 29,959.20 : x
  2. Step 2: Convert to fraction form
    53,830.08/74,286.72 = 29,959.20/x
  3. Step 3: Cross multiply
    53,830.08x = 74,286.72 × 29,959.20
  4. Step 4: Simplify right side
    53,830.08x = 2,225,570,701.82
  5. Step 5: Solve for x
    x = 2,225,570,701.82/53,830.08
  6. Step 6: Final answer
    x = 41,344.37

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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.