Home / 53,742.52-74,159.04-29,865.34

Finding the Fourth Proportional to 53,742.52, 74,159.04 and 29,865.34

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Solution

The fourth proportional to 53,742.52, 74,159.04 and 29,865.34 is: 41,211.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,742.52 : 74,159.04 = 29,865.34 : x
  2. Step 2: Convert to fraction form
    53,742.52/74,159.04 = 29,865.34/x
  3. Step 3: Cross multiply
    53,742.52x = 74,159.04 × 29,865.34
  4. Step 4: Simplify right side
    53,742.52x = 2,214,784,943.67
  5. Step 5: Solve for x
    x = 2,214,784,943.67/53,742.52
  6. Step 6: Final answer
    x = 41,211.04

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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.