Home / 233,514.04-321,994.56-157,931.32

Finding the Fourth Proportional to 233,514.04, 321,994.56 and 157,931.32

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Solution

The fourth proportional to 233,514.04, 321,994.56 and 157,931.32 is: 217,772.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,514.04 : 321,994.56 = 157,931.32 : x
  2. Step 2: Convert to fraction form
    233,514.04/321,994.56 = 157,931.32/x
  3. Step 3: Cross multiply
    233,514.04x = 321,994.56 × 157,931.32
  4. Step 4: Simplify right side
    233,514.04x = 50,853,025,893.62
  5. Step 5: Solve for x
    x = 50,853,025,893.62/233,514.04
  6. Step 6: Final answer
    x = 217,772.88

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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.