Home / 53,818.64-74,238.12-34,968.24

Finding the Fourth Proportional to 53,818.64, 74,238.12 and 34,968.24

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Solution

The fourth proportional to 53,818.64, 74,238.12 and 34,968.24 is: 48,235.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,818.64 : 74,238.12 = 34,968.24 : x
  2. Step 2: Convert to fraction form
    53,818.64/74,238.12 = 34,968.24/x
  3. Step 3: Cross multiply
    53,818.64x = 74,238.12 × 34,968.24
  4. Step 4: Simplify right side
    53,818.64x = 2,595,976,397.31
  5. Step 5: Solve for x
    x = 2,595,976,397.31/53,818.64
  6. Step 6: Final answer
    x = 48,235.64

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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.