Home / 256,182.04-353,510.22-148,717.72

Finding the Fourth Proportional to 256,182.04, 353,510.22 and 148,717.72

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Solution

The fourth proportional to 256,182.04, 353,510.22 and 148,717.72 is: 205,218.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,182.04 : 353,510.22 = 148,717.72 : x
  2. Step 2: Convert to fraction form
    256,182.04/353,510.22 = 148,717.72/x
  3. Step 3: Cross multiply
    256,182.04x = 353,510.22 × 148,717.72
  4. Step 4: Simplify right side
    256,182.04x = 52,573,233,915.10
  5. Step 5: Solve for x
    x = 52,573,233,915.10/256,182.04
  6. Step 6: Final answer
    x = 205,218.27

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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.