Home / 256,127.02-353,455.23-148,717.42

Finding the Fourth Proportional to 256,127.02, 353,455.23 and 148,717.42

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Solution

The fourth proportional to 256,127.02, 353,455.23 and 148,717.42 is: 205,230.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,127.02 : 353,455.23 = 148,717.42 : x
  2. Step 2: Convert to fraction form
    256,127.02/353,455.23 = 148,717.42/x
  3. Step 3: Cross multiply
    256,127.02x = 353,455.23 × 148,717.42
  4. Step 4: Simplify right side
    256,127.02x = 52,564,949,891.11
  5. Step 5: Solve for x
    x = 52,564,949,891.11/256,127.02
  6. Step 6: Final answer
    x = 205,230.01

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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.