Home / 53,728.04-74,144.75-29,856.94

Finding the Fourth Proportional to 53,728.04, 74,144.75 and 29,856.94

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Solution

The fourth proportional to 53,728.04, 74,144.75 and 29,856.94 is: 41,202.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,728.04 : 74,144.75 = 29,856.94 : x
  2. Step 2: Convert to fraction form
    53,728.04/74,144.75 = 29,856.94/x
  3. Step 3: Cross multiply
    53,728.04x = 74,144.75 × 29,856.94
  4. Step 4: Simplify right side
    53,728.04x = 2,213,735,017.42
  5. Step 5: Solve for x
    x = 2,213,735,017.42/53,728.04
  6. Step 6: Final answer
    x = 41,202.60

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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.