Home / 256,996.02-354,691.80-148,079.16

Finding the Fourth Proportional to 256,996.02, 354,691.80 and 148,079.16

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Solution

The fourth proportional to 256,996.02, 354,691.80 and 148,079.16 is: 204,370.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,996.02 : 354,691.80 = 148,079.16 : x
  2. Step 2: Convert to fraction form
    256,996.02/354,691.80 = 148,079.16/x
  3. Step 3: Cross multiply
    256,996.02x = 354,691.80 × 148,079.16
  4. Step 4: Simplify right side
    256,996.02x = 52,522,463,802.89
  5. Step 5: Solve for x
    x = 52,522,463,802.89/256,996.02
  6. Step 6: Final answer
    x = 204,370.73

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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.