Home / 256,477.04-353,956.64-141,753.22

Finding the Fourth Proportional to 256,477.04, 353,956.64 and 141,753.22

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Solution

The fourth proportional to 256,477.04, 353,956.64 and 141,753.22 is: 195,629.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,477.04 : 353,956.64 = 141,753.22 : x
  2. Step 2: Convert to fraction form
    256,477.04/353,956.64 = 141,753.22/x
  3. Step 3: Cross multiply
    256,477.04x = 353,956.64 × 141,753.22
  4. Step 4: Simplify right side
    256,477.04x = 50,174,492,929.87
  5. Step 5: Solve for x
    x = 50,174,492,929.87/256,477.04
  6. Step 6: Final answer
    x = 195,629.57

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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.