Home / 53,431.04-80,153.85-22,259

Finding the Fourth Proportional to 53,431.04, 80,153.85 and 22,259

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Solution

The fourth proportional to 53,431.04, 80,153.85 and 22,259 is: 33,391.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,431.04 : 80,153.85 = 22,259 : x
  2. Step 2: Convert to fraction form
    53,431.04/80,153.85 = 22,259/x
  3. Step 3: Cross multiply
    53,431.04x = 80,153.85 × 22,259
  4. Step 4: Simplify right side
    53,431.04x = 1,784,144,547.15
  5. Step 5: Solve for x
    x = 1,784,144,547.15/53,431.04
  6. Step 6: Final answer
    x = 33,391.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.