Home / 109,575.52-151,213.68-59,274.40

Finding the Fourth Proportional to 109,575.52, 151,213.68 and 59,274.40

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Solution

The fourth proportional to 109,575.52, 151,213.68 and 59,274.40 is: 81,798.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,575.52 : 151,213.68 = 59,274.40 : x
  2. Step 2: Convert to fraction form
    109,575.52/151,213.68 = 59,274.40/x
  3. Step 3: Cross multiply
    109,575.52x = 151,213.68 × 59,274.40
  4. Step 4: Simplify right side
    109,575.52x = 8,963,100,153.79
  5. Step 5: Solve for x
    x = 8,963,100,153.79/109,575.52
  6. Step 6: Final answer
    x = 81,798.38

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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.